Sessions changedapi/beta/sessions
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Lines−40removed
From line
185
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from line 185
185185
186186 Replacement model. Accepts the model string, e.g. `claude-opus-5`, or a `model_config` object. Omit to use the agent's model.
187187
188 - `BetaManagedAgentsModel = "claude-sonnet-5-5" or "claude-opus-5-5" or "claude-fable-5-1" or 13 more or string`
188 - `BetaManagedAgentsModel = "claude-haiku-5-5" or "claude-sonnet-5-5" or "claude-opus-5-5" or 14 more or string`
189189
190190 The model that will power your agent.
191191
192192 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
193193
194 - `"claude-haiku-5-5"`
195
196 Fastest model for high-volume, real-time tasks
197
194198 - `"claude-sonnet-5-5"`
195199
196200 Efficient model for coding and agents
from line 631
627631
628632 The server decides each tool call individually: it judges, from the tool, its input, and the session content so far, whether the call is safe to execute or high-risk, and evaluates it to allow when judged safe and to deny when judged high-risk. A call the server cannot reach a judgement on evaluates to ask.
629633
634 - `url_sources: optional BetaManagedAgentsWebFetchURLSourcesParams or null`
635
636 Which sources contribute URLs the tool may fetch. Omit to allow every source.
637
638 - `client_tool_results: optional BetaManagedAgentsWebFetchURLSourceToolFilterParams or null`
639
640 Which custom tools' results contribute URLs that may be fetched: "all" (the default), "none", or an only or except list. Each name in a list must be a custom tool in the same tools array.
641
642 - `BetaManagedAgentsWebFetchURLSourceShorthand = "all" or "none"`
643
644 String form of a url_sources value that has no field other than its type: "all" means {"type": "all"} and "none" means {"type": "none"}.
645
646 - `"all"`
647
648 - `"none"`
649
650 - `BetaManagedAgentsWebFetchURLSourceToolFilter = BetaManagedAgentsWebFetchURLSourceAll or BetaManagedAgentsWebFetchURLSourceNone or BetaManagedAgentsWebFetchURLSourceOnly or BetaManagedAgentsWebFetchURLSourceExcept`
651
652 Which tools' results contribute URLs that may be fetched.
653
654 - `BetaManagedAgentsWebFetchURLSourceAll object`
655
656 Every URL from this source may be fetched. This is the default.
657
658 - `type: "all"`
659
660 - `BetaManagedAgentsWebFetchURLSourceNone object`
661
662 This source contributes no URLs that may be fetched.
663
664 - `type: "none"`
665
666 - `BetaManagedAgentsWebFetchURLSourceOnly object`
667
668 Only the named tools' results contribute URLs that may be fetched.
669
670 - `type: "only"`
671
672 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
673
674 The tools whose results contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "none" to allow no tool's results.
675
676 - `type: "tool_reference"`
677
678 Must be "tool_reference".
679
680 - `name: string`
681
682 Name of the tool. Compared exactly, so upper and lower case letters are different.
683
684 minLength: 1, maxLength: 128
685
686 - `BetaManagedAgentsWebFetchURLSourceExcept object`
687
688 Every tool's results contribute URLs that may be fetched, except the named tools' results.
689
690 - `type: "except"`
691
692 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
693
694 The tools whose results do not contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "all" to leave out no tool's results.
695
696 - `type: "tool_reference"`
697
698 Must be "tool_reference".
699
700 - `name: string`
701
702 Name of the tool. Compared exactly, so upper and lower case letters are different.
703
704 minLength: 1, maxLength: 128
705
706 - `server_tool_results: optional BetaManagedAgentsWebFetchURLSourceToolFilterParams or null`
707
708 Which of the web_search and web_fetch tools' results contribute URLs that may be fetched: "all" (the default), "none", or an only or except list. Each name in a list must be "web_search" or "web_fetch".
709
710 - `user_input: optional BetaManagedAgentsWebFetchURLSourceUserInputParams or null`
711
712 Whether URLs in the text of user messages may be fetched: "all" (the default) or "none".
713
714 - `BetaManagedAgentsWebFetchURLSourceShorthand = "all" or "none"`
715
716 String form of a url_sources value that has no field other than its type: "all" means {"type": "all"} and "none" means {"type": "none"}.
717
718 - `BetaManagedAgentsWebFetchURLSourceUserInput = BetaManagedAgentsWebFetchURLSourceAll or BetaManagedAgentsWebFetchURLSourceNone`
719
720 Whether URLs in the text of user messages may be fetched.
721
722 - `BetaManagedAgentsWebFetchURLSourceAll object`
723
724 Every URL from this source may be fetched. This is the default.
725
726 - `BetaManagedAgentsWebFetchURLSourceNone object`
727
728 This source contributes no URLs that may be fetched.
729
630730 - `BetaManagedAgentsWebSearchToolConfigParams object`
631731
632732 Configuration override for the web_search tool.
from line 1291
11911291
11921292 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
11931293
1294 - `"claude-haiku-5-5"`
1295
1296 Fastest model for high-volume, real-time tasks
1297
11941298 - `"claude-sonnet-5-5"`
11951299
11961300 Efficient model for coding and agents
from line 1664
15601664 - `BetaManagedAgentsAutoPolicy object`
15611665
15621666 The server decides each tool call individually: it judges, from the tool, its input, and the session content so far, whether the call is safe to execute or high-risk, and evaluates it to allow when judged safe and to deny when judged high-risk. A call the server cannot reach a judgement on evaluates to ask.
1667
1668 - `url_sources: BetaManagedAgentsWebFetchURLSources or null`
1669
1670 Which sources contribute URLs the tool may fetch, always in the object form. Null when not set, which allows every source.
1671
1672 - `client_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
1673
1674 Which custom tools' results contribute URLs that may be fetched. Null when not set, which allows every custom tool's results.
1675
1676 - `BetaManagedAgentsWebFetchURLSourceAll object`
1677
1678 Every URL from this source may be fetched. This is the default.
1679
1680 - `type: "all"`
1681
1682 - `BetaManagedAgentsWebFetchURLSourceNone object`
1683
1684 This source contributes no URLs that may be fetched.
1685
1686 - `type: "none"`
1687
1688 - `BetaManagedAgentsWebFetchURLSourceOnly object`
1689
1690 Only the named tools' results contribute URLs that may be fetched.
1691
1692 - `type: "only"`
1693
1694 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
1695
1696 The tools whose results contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "none" to allow no tool's results.
1697
1698 - `type: "tool_reference"`
1699
1700 Must be "tool_reference".
1701
1702 - `name: string`
1703
1704 Name of the tool. Compared exactly, so upper and lower case letters are different.
1705
1706 minLength: 1, maxLength: 128
1707
1708 - `BetaManagedAgentsWebFetchURLSourceExcept object`
1709
1710 Every tool's results contribute URLs that may be fetched, except the named tools' results.
1711
1712 - `type: "except"`
1713
1714 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
1715
1716 The tools whose results do not contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "all" to leave out no tool's results.
1717
1718 - `type: "tool_reference"`
1719
1720 Must be "tool_reference".
1721
1722 - `name: string`
1723
1724 Name of the tool. Compared exactly, so upper and lower case letters are different.
1725
1726 minLength: 1, maxLength: 128
1727
1728 - `server_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
1729
1730 Which of the web_search and web_fetch tools' results contribute URLs that may be fetched. Null when not set, which allows both.
1731
1732 - `user_input: BetaManagedAgentsWebFetchURLSourceUserInput or null`
1733
1734 Whether URLs in the text of user messages may be fetched. Null when not set, which allows them.
1735
1736 - `BetaManagedAgentsWebFetchURLSourceAll object`
1737
1738 Every URL from this source may be fetched. This is the default.
1739
1740 - `BetaManagedAgentsWebFetchURLSourceNone object`
1741
1742 This source contributes no URLs that may be fetched.
15631743
15641744 - `allowed_domains: optional array of string`
15651745
from line 2240
20602240 -d '{
20612241 "agent": "agent_011CZkYpogX7uDKUyvBTophP",
20622242 "environment_id": "env_011CZkZ9X2dpNyB7HsEFoRfW",
2243 "initial_events": [
2244 {
2245 "content": [
2246 {
2247 "text": "Where is my order #1234?",
2248 "type": "text"
2249 }
2250 ],
2251 "type": "user.message"
2252 }
2253 ],
20632254 "title": "Order #1234 inquiry"
20642255 }'
20652256```
from line 2342
21512342 "version": "1"
21522343 },
21532344 {
2154 "skill_id": "skill_011CZkZFNu9hAbo3jZPRgTlx",
2345 "skill_id": "skill_011CZkZFNu9hAbo3jZPRgTmx",
21552346 "type": "custom",
21562347 "version": "2"
21572348 }
from line 2389
21982389 "description": "Produce a 2-page summary as summary.md",
21992390 "explanation": "All five sections present with inline citations.",
22002391 "iteration": 0,
2201 "outcome_id": "outc_011CZkZRSw2kEfs6ncTVljxP",
2392 "outcome_id": "outc_011CZkZRSw2kEfs6ncTVmjxP",
22022393 "result": "satisfied",
22032394 "type": "outcome_evaluation"
22042395 }
from line 2404
22132404 "updated_at": "2026-03-15T10:00:00Z"
22142405 },
22152406 {
2216 "id": "sesrsc_011CZkZCKr6eXyl0gWMOdQiu",
2407 "id": "sesrsc_011CZkZCKr6eXym1gWMPdQiu",
22172408 "created_at": "2026-03-15T10:00:00Z",
22182409 "mount_path": "/workspace/example-repo",
22192410 "type": "github_repository",
from line 2693
25022693
25032694 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
25042695
2696 - `"claude-haiku-5-5"`
2697
2698 Fastest model for high-volume, real-time tasks
2699
25052700 - `"claude-sonnet-5-5"`
25062701
25072702 Efficient model for coding and agents
from line 3066
28713066 - `BetaManagedAgentsAutoPolicy object`
28723067
28733068 The server decides each tool call individually: it judges, from the tool, its input, and the session content so far, whether the call is safe to execute or high-risk, and evaluates it to allow when judged safe and to deny when judged high-risk. A call the server cannot reach a judgement on evaluates to ask.
3069
3070 - `url_sources: BetaManagedAgentsWebFetchURLSources or null`
3071
3072 Which sources contribute URLs the tool may fetch, always in the object form. Null when not set, which allows every source.
3073
3074 - `client_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
3075
3076 Which custom tools' results contribute URLs that may be fetched. Null when not set, which allows every custom tool's results.
3077
3078 - `BetaManagedAgentsWebFetchURLSourceAll object`
3079
3080 Every URL from this source may be fetched. This is the default.
3081
3082 - `type: "all"`
3083
3084 - `BetaManagedAgentsWebFetchURLSourceNone object`
3085
3086 This source contributes no URLs that may be fetched.
3087
3088 - `type: "none"`
3089
3090 - `BetaManagedAgentsWebFetchURLSourceOnly object`
3091
3092 Only the named tools' results contribute URLs that may be fetched.
3093
3094 - `type: "only"`
3095
3096 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
3097
3098 The tools whose results contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "none" to allow no tool's results.
3099
3100 - `type: "tool_reference"`
3101
3102 Must be "tool_reference".
3103
3104 - `name: string`
3105
3106 Name of the tool. Compared exactly, so upper and lower case letters are different.
3107
3108 minLength: 1, maxLength: 128
3109
3110 - `BetaManagedAgentsWebFetchURLSourceExcept object`
3111
3112 Every tool's results contribute URLs that may be fetched, except the named tools' results.
3113
3114 - `type: "except"`
3115
3116 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
3117
3118 The tools whose results do not contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "all" to leave out no tool's results.
3119
3120 - `type: "tool_reference"`
3121
3122 Must be "tool_reference".
3123
3124 - `name: string`
3125
3126 Name of the tool. Compared exactly, so upper and lower case letters are different.
3127
3128 minLength: 1, maxLength: 128
3129
3130 - `server_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
3131
3132 Which of the web_search and web_fetch tools' results contribute URLs that may be fetched. Null when not set, which allows both.
3133
3134 - `user_input: BetaManagedAgentsWebFetchURLSourceUserInput or null`
3135
3136 Whether URLs in the text of user messages may be fetched. Null when not set, which allows them.
3137
3138 - `BetaManagedAgentsWebFetchURLSourceAll object`
3139
3140 Every URL from this source may be fetched. This is the default.
3141
3142 - `BetaManagedAgentsWebFetchURLSourceNone object`
3143
3144 This source contributes no URLs that may be fetched.
28743145
28753146 - `allowed_domains: optional array of string`
28763147
from line 3737
34663737 "version": "1"
34673738 },
34683739 {
3469 "skill_id": "skill_011CZkZFNu9hAbo3jZPRgTlx",
3740 "skill_id": "skill_011CZkZFNu9hAbo3jZPRgTmx",
34703741 "type": "custom",
34713742 "version": "2"
34723743 }
from line 3784
35133784 "description": "Produce a 2-page summary as summary.md",
35143785 "explanation": "All five sections present with inline citations.",
35153786 "iteration": 0,
3516 "outcome_id": "outc_011CZkZRSw2kEfs6ncTVljxP",
3787 "outcome_id": "outc_011CZkZRSw2kEfs6ncTVmjxP",
35173788 "result": "satisfied",
35183789 "type": "outcome_evaluation"
35193790 }
from line 3799
35283799 "updated_at": "2026-03-15T10:00:00Z"
35293800 },
35303801 {
3531 "id": "sesrsc_011CZkZCKr6eXyl0gWMOdQiu",
3802 "id": "sesrsc_011CZkZCKr6eXym1gWMPdQiu",
35323803 "created_at": "2026-03-15T10:00:00Z",
35333804 "mount_path": "/workspace/example-repo",
35343805 "type": "github_repository",
from line 4010
37394010
37404011 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
37414012
4013 - `"claude-haiku-5-5"`
4014
4015 Fastest model for high-volume, real-time tasks
4016
37424017 - `"claude-sonnet-5-5"`
37434018
37444019 Efficient model for coding and agents
from line 4383
41084383 - `BetaManagedAgentsAutoPolicy object`
41094384
41104385 The server decides each tool call individually: it judges, from the tool, its input, and the session content so far, whether the call is safe to execute or high-risk, and evaluates it to allow when judged safe and to deny when judged high-risk. A call the server cannot reach a judgement on evaluates to ask.
4386
4387 - `url_sources: BetaManagedAgentsWebFetchURLSources or null`
4388
4389 Which sources contribute URLs the tool may fetch, always in the object form. Null when not set, which allows every source.
4390
4391 - `client_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
4392
4393 Which custom tools' results contribute URLs that may be fetched. Null when not set, which allows every custom tool's results.
4394
4395 - `BetaManagedAgentsWebFetchURLSourceAll object`
4396
4397 Every URL from this source may be fetched. This is the default.
4398
4399 - `type: "all"`
4400
4401 - `BetaManagedAgentsWebFetchURLSourceNone object`
4402
4403 This source contributes no URLs that may be fetched.
4404
4405 - `type: "none"`
4406
4407 - `BetaManagedAgentsWebFetchURLSourceOnly object`
4408
4409 Only the named tools' results contribute URLs that may be fetched.
4410
4411 - `type: "only"`
4412
4413 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
4414
4415 The tools whose results contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "none" to allow no tool's results.
4416
4417 - `type: "tool_reference"`
4418
4419 Must be "tool_reference".
4420
4421 - `name: string`
4422
4423 Name of the tool. Compared exactly, so upper and lower case letters are different.
4424
4425 minLength: 1, maxLength: 128
4426
4427 - `BetaManagedAgentsWebFetchURLSourceExcept object`
4428
4429 Every tool's results contribute URLs that may be fetched, except the named tools' results.
4430
4431 - `type: "except"`
4432
4433 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
4434
4435 The tools whose results do not contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "all" to leave out no tool's results.
4436
4437 - `type: "tool_reference"`
4438
4439 Must be "tool_reference".
4440
4441 - `name: string`
4442
4443 Name of the tool. Compared exactly, so upper and lower case letters are different.
4444
4445 minLength: 1, maxLength: 128
4446
4447 - `server_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
4448
4449 Which of the web_search and web_fetch tools' results contribute URLs that may be fetched. Null when not set, which allows both.
4450
4451 - `user_input: BetaManagedAgentsWebFetchURLSourceUserInput or null`
4452
4453 Whether URLs in the text of user messages may be fetched. Null when not set, which allows them.
4454
4455 - `BetaManagedAgentsWebFetchURLSourceAll object`
4456
4457 Every URL from this source may be fetched. This is the default.
4458
4459 - `BetaManagedAgentsWebFetchURLSourceNone object`
4460
4461 This source contributes no URLs that may be fetched.
41114462
41124463 - `allowed_domains: optional array of string`
41134464
from line 5044
46935044 "version": "1"
46945045 },
46955046 {
4696 "skill_id": "skill_011CZkZFNu9hAbo3jZPRgTlx",
5047 "skill_id": "skill_011CZkZFNu9hAbo3jZPRgTmx",
46975048 "type": "custom",
46985049 "version": "2"
46995050 }
from line 5091
47405091 "description": "Produce a 2-page summary as summary.md",
47415092 "explanation": "All five sections present with inline citations.",
47425093 "iteration": 0,
4743 "outcome_id": "outc_011CZkZRSw2kEfs6ncTVljxP",
5094 "outcome_id": "outc_011CZkZRSw2kEfs6ncTVmjxP",
47445095 "result": "satisfied",
47455096 "type": "outcome_evaluation"
47465097 }
from line 5106
47555106 "updated_at": "2026-03-15T10:00:00Z"
47565107 },
47575108 {
4758 "id": "sesrsc_011CZkZCKr6eXyl0gWMOdQiu",
5109 "id": "sesrsc_011CZkZCKr6eXym1gWMPdQiu",
47595110 "created_at": "2026-03-15T10:00:00Z",
47605111 "mount_path": "/workspace/example-repo",
47615112 "type": "github_repository",
from line 5543
51925543
51935544 The server decides each tool call individually: it judges, from the tool, its input, and the session content so far, whether the call is safe to execute or high-risk, and evaluates it to allow when judged safe and to deny when judged high-risk. A call the server cannot reach a judgement on evaluates to ask.
51945545
5546 - `url_sources: optional BetaManagedAgentsWebFetchURLSourcesParams or null`
5547
5548 Which sources contribute URLs the tool may fetch. Omit to allow every source.
5549
5550 - `client_tool_results: optional BetaManagedAgentsWebFetchURLSourceToolFilterParams or null`
5551
5552 Which custom tools' results contribute URLs that may be fetched: "all" (the default), "none", or an only or except list. Each name in a list must be a custom tool in the same tools array.
5553
5554 - `BetaManagedAgentsWebFetchURLSourceShorthand = "all" or "none"`
5555
5556 String form of a url_sources value that has no field other than its type: "all" means {"type": "all"} and "none" means {"type": "none"}.
5557
5558 - `"all"`
5559
5560 - `"none"`
5561
5562 - `BetaManagedAgentsWebFetchURLSourceToolFilter = BetaManagedAgentsWebFetchURLSourceAll or BetaManagedAgentsWebFetchURLSourceNone or BetaManagedAgentsWebFetchURLSourceOnly or BetaManagedAgentsWebFetchURLSourceExcept`
5563
5564 Which tools' results contribute URLs that may be fetched.
5565
5566 - `BetaManagedAgentsWebFetchURLSourceAll object`
5567
5568 Every URL from this source may be fetched. This is the default.
5569
5570 - `type: "all"`
5571
5572 - `BetaManagedAgentsWebFetchURLSourceNone object`
5573
5574 This source contributes no URLs that may be fetched.
5575
5576 - `type: "none"`
5577
5578 - `BetaManagedAgentsWebFetchURLSourceOnly object`
5579
5580 Only the named tools' results contribute URLs that may be fetched.
5581
5582 - `type: "only"`
5583
5584 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
5585
5586 The tools whose results contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "none" to allow no tool's results.
5587
5588 - `type: "tool_reference"`
5589
5590 Must be "tool_reference".
5591
5592 - `name: string`
5593
5594 Name of the tool. Compared exactly, so upper and lower case letters are different.
5595
5596 minLength: 1, maxLength: 128
5597
5598 - `BetaManagedAgentsWebFetchURLSourceExcept object`
5599
5600 Every tool's results contribute URLs that may be fetched, except the named tools' results.
5601
5602 - `type: "except"`
5603
5604 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
5605
5606 The tools whose results do not contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "all" to leave out no tool's results.
5607
5608 - `type: "tool_reference"`
5609
5610 Must be "tool_reference".
5611
5612 - `name: string`
5613
5614 Name of the tool. Compared exactly, so upper and lower case letters are different.
5615
5616 minLength: 1, maxLength: 128
5617
5618 - `server_tool_results: optional BetaManagedAgentsWebFetchURLSourceToolFilterParams or null`
5619
5620 Which of the web_search and web_fetch tools' results contribute URLs that may be fetched: "all" (the default), "none", or an only or except list. Each name in a list must be "web_search" or "web_fetch".
5621
5622 - `user_input: optional BetaManagedAgentsWebFetchURLSourceUserInputParams or null`
5623
5624 Whether URLs in the text of user messages may be fetched: "all" (the default) or "none".
5625
5626 - `BetaManagedAgentsWebFetchURLSourceShorthand = "all" or "none"`
5627
5628 String form of a url_sources value that has no field other than its type: "all" means {"type": "all"} and "none" means {"type": "none"}.
5629
5630 - `BetaManagedAgentsWebFetchURLSourceUserInput = BetaManagedAgentsWebFetchURLSourceAll or BetaManagedAgentsWebFetchURLSourceNone`
5631
5632 Whether URLs in the text of user messages may be fetched.
5633
5634 - `BetaManagedAgentsWebFetchURLSourceAll object`
5635
5636 Every URL from this source may be fetched. This is the default.
5637
5638 - `BetaManagedAgentsWebFetchURLSourceNone object`
5639
5640 This source contributes no URLs that may be fetched.
5641
51955642 - `BetaManagedAgentsWebSearchToolConfigParams object`
51965643
51975644 Configuration override for the web_search tool.
from line 5895
54485895
54495896 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
54505897
5898 - `"claude-haiku-5-5"`
5899
5900 Fastest model for high-volume, real-time tasks
5901
54515902 - `"claude-sonnet-5-5"`
54525903
54535904 Efficient model for coding and agents
from line 6268
58176268 - `BetaManagedAgentsAutoPolicy object`
58186269
58196270 The server decides each tool call individually: it judges, from the tool, its input, and the session content so far, whether the call is safe to execute or high-risk, and evaluates it to allow when judged safe and to deny when judged high-risk. A call the server cannot reach a judgement on evaluates to ask.
6271
6272 - `url_sources: BetaManagedAgentsWebFetchURLSources or null`
6273
6274 Which sources contribute URLs the tool may fetch, always in the object form. Null when not set, which allows every source.
6275
6276 - `client_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
6277
6278 Which custom tools' results contribute URLs that may be fetched. Null when not set, which allows every custom tool's results.
6279
6280 - `BetaManagedAgentsWebFetchURLSourceAll object`
6281
6282 Every URL from this source may be fetched. This is the default.
6283
6284 - `type: "all"`
6285
6286 - `BetaManagedAgentsWebFetchURLSourceNone object`
6287
6288 This source contributes no URLs that may be fetched.
6289
6290 - `type: "none"`
6291
6292 - `BetaManagedAgentsWebFetchURLSourceOnly object`
6293
6294 Only the named tools' results contribute URLs that may be fetched.
6295
6296 - `type: "only"`
6297
6298 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
6299
6300 The tools whose results contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "none" to allow no tool's results.
6301
6302 - `type: "tool_reference"`
6303
6304 Must be "tool_reference".
6305
6306 - `name: string`
6307
6308 Name of the tool. Compared exactly, so upper and lower case letters are different.
6309
6310 minLength: 1, maxLength: 128
6311
6312 - `BetaManagedAgentsWebFetchURLSourceExcept object`
6313
6314 Every tool's results contribute URLs that may be fetched, except the named tools' results.
6315
6316 - `type: "except"`
6317
6318 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
6319
6320 The tools whose results do not contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "all" to leave out no tool's results.
6321
6322 - `type: "tool_reference"`
6323
6324 Must be "tool_reference".
6325
6326 - `name: string`
6327
6328 Name of the tool. Compared exactly, so upper and lower case letters are different.
6329
6330 minLength: 1, maxLength: 128
6331
6332 - `server_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
6333
6334 Which of the web_search and web_fetch tools' results contribute URLs that may be fetched. Null when not set, which allows both.
6335
6336 - `user_input: BetaManagedAgentsWebFetchURLSourceUserInput or null`
6337
6338 Whether URLs in the text of user messages may be fetched. Null when not set, which allows them.
6339
6340 - `BetaManagedAgentsWebFetchURLSourceAll object`
6341
6342 Every URL from this source may be fetched. This is the default.
6343
6344 - `BetaManagedAgentsWebFetchURLSourceNone object`
6345
6346 This source contributes no URLs that may be fetched.
58206347
58216348 - `allowed_domains: optional array of string`
58226349
from line 6933
64066933 "version": "1"
64076934 },
64086935 {
6409 "skill_id": "skill_011CZkZFNu9hAbo3jZPRgTlx",
6936 "skill_id": "skill_011CZkZFNu9hAbo3jZPRgTmx",
64106937 "type": "custom",
64116938 "version": "2"
64126939 }
from line 6980
64536980 "description": "Produce a 2-page summary as summary.md",
64546981 "explanation": "All five sections present with inline citations.",
64556982 "iteration": 0,
6456 "outcome_id": "outc_011CZkZRSw2kEfs6ncTVljxP",
6983 "outcome_id": "outc_011CZkZRSw2kEfs6ncTVmjxP",
64576984 "result": "satisfied",
64586985 "type": "outcome_evaluation"
64596986 }
from line 6995
64686995 "updated_at": "2026-03-15T10:00:00Z"
64696996 },
64706997 {
6471 "id": "sesrsc_011CZkZCKr6eXyl0gWMOdQiu",
6998 "id": "sesrsc_011CZkZCKr6eXym1gWMPdQiu",
64726999 "created_at": "2026-03-15T10:00:00Z",
64737000 "mount_path": "/workspace/example-repo",
64747001 "type": "github_repository",
from line 7355
68287355
68297356 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
68307357
7358 - `"claude-haiku-5-5"`
7359
7360 Fastest model for high-volume, real-time tasks
7361
68317362 - `"claude-sonnet-5-5"`
68327363
68337364 Efficient model for coding and agents
from line 7728
71977728 - `BetaManagedAgentsAutoPolicy object`
71987729
71997730 The server decides each tool call individually: it judges, from the tool, its input, and the session content so far, whether the call is safe to execute or high-risk, and evaluates it to allow when judged safe and to deny when judged high-risk. A call the server cannot reach a judgement on evaluates to ask.
7731
7732 - `url_sources: BetaManagedAgentsWebFetchURLSources or null`
7733
7734 Which sources contribute URLs the tool may fetch, always in the object form. Null when not set, which allows every source.
7735
7736 - `client_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
7737
7738 Which custom tools' results contribute URLs that may be fetched. Null when not set, which allows every custom tool's results.
7739
7740 - `BetaManagedAgentsWebFetchURLSourceAll object`
7741
7742 Every URL from this source may be fetched. This is the default.
7743
7744 - `type: "all"`
7745
7746 - `BetaManagedAgentsWebFetchURLSourceNone object`
7747
7748 This source contributes no URLs that may be fetched.
7749
7750 - `type: "none"`
7751
7752 - `BetaManagedAgentsWebFetchURLSourceOnly object`
7753
7754 Only the named tools' results contribute URLs that may be fetched.
7755
7756 - `type: "only"`
7757
7758 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
7759
7760 The tools whose results contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "none" to allow no tool's results.
7761
7762 - `type: "tool_reference"`
7763
7764 Must be "tool_reference".
7765
7766 - `name: string`
7767
7768 Name of the tool. Compared exactly, so upper and lower case letters are different.
7769
7770 minLength: 1, maxLength: 128
7771
7772 - `BetaManagedAgentsWebFetchURLSourceExcept object`
7773
7774 Every tool's results contribute URLs that may be fetched, except the named tools' results.
7775
7776 - `type: "except"`
7777
7778 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
7779
7780 The tools whose results do not contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "all" to leave out no tool's results.
7781
7782 - `type: "tool_reference"`
7783
7784 Must be "tool_reference".
7785
7786 - `name: string`
7787
7788 Name of the tool. Compared exactly, so upper and lower case letters are different.
7789
7790 minLength: 1, maxLength: 128
7791
7792 - `server_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
7793
7794 Which of the web_search and web_fetch tools' results contribute URLs that may be fetched. Null when not set, which allows both.
7795
7796 - `user_input: BetaManagedAgentsWebFetchURLSourceUserInput or null`
7797
7798 Whether URLs in the text of user messages may be fetched. Null when not set, which allows them.
7799
7800 - `BetaManagedAgentsWebFetchURLSourceAll object`
7801
7802 Every URL from this source may be fetched. This is the default.
7803
7804 - `BetaManagedAgentsWebFetchURLSourceNone object`
7805
7806 This source contributes no URLs that may be fetched.
72007807
72017808 - `allowed_domains: optional array of string`
72027809
from line 8390
77838390 "version": "1"
77848391 },
77858392 {
7786 "skill_id": "skill_011CZkZFNu9hAbo3jZPRgTlx",
8393 "skill_id": "skill_011CZkZFNu9hAbo3jZPRgTmx",
77878394 "type": "custom",
77888395 "version": "2"
77898396 }
from line 8437
78308437 "description": "Produce a 2-page summary as summary.md",
78318438 "explanation": "All five sections present with inline citations.",
78328439 "iteration": 0,
7833 "outcome_id": "outc_011CZkZRSw2kEfs6ncTVljxP",
8440 "outcome_id": "outc_011CZkZRSw2kEfs6ncTVmjxP",
78348441 "result": "satisfied",
78358442 "type": "outcome_evaluation"
78368443 }
from line 8452
78458452 "updated_at": "2026-03-15T10:00:00Z"
78468453 },
78478454 {
7848 "id": "sesrsc_011CZkZCKr6eXyl0gWMOdQiu",
8455 "id": "sesrsc_011CZkZCKr6eXym1gWMPdQiu",
78498456 "created_at": "2026-03-15T10:00:00Z",
78508457 "mount_path": "/workspace/example-repo",
78518458 "type": "github_repository",
from line 8509
79028509
79038510 - `model: string`
79048511
7905 A Claude model id. The model must be permitted as an advisor for this agent's model — see the sessions/threads/advisor spec.
8512 A Claude model id. The model must be permitted as an advisor for this agent's model.
79068513
79078514 minLength: 1, maxLength: 256
79088515
from line 8589
79828589
79838590 Replacement model. Accepts the model string, e.g. `claude-opus-5`, or a `model_config` object. Omit to use the agent's model.
79848591
7985 - `BetaManagedAgentsModel = "claude-sonnet-5-5" or "claude-opus-5-5" or "claude-fable-5-1" or 13 more or string`
8592 - `BetaManagedAgentsModel = "claude-haiku-5-5" or "claude-sonnet-5-5" or "claude-opus-5-5" or 14 more or string`
79868593
79878594 The model that will power your agent.
79888595
79898596 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
79908597
8598 - `"claude-haiku-5-5"`
8599
8600 Fastest model for high-volume, real-time tasks
8601
79918602 - `"claude-sonnet-5-5"`
79928603
79938604 Efficient model for coding and agents
from line 9035
84249035
84259036 The server decides each tool call individually: it judges, from the tool, its input, and the session content so far, whether the call is safe to execute or high-risk, and evaluates it to allow when judged safe and to deny when judged high-risk. A call the server cannot reach a judgement on evaluates to ask.
84269037
9038 - `url_sources: optional BetaManagedAgentsWebFetchURLSourcesParams or null`
9039
9040 Which sources contribute URLs the tool may fetch. Omit to allow every source.
9041
9042 - `client_tool_results: optional BetaManagedAgentsWebFetchURLSourceToolFilterParams or null`
9043
9044 Which custom tools' results contribute URLs that may be fetched: "all" (the default), "none", or an only or except list. Each name in a list must be a custom tool in the same tools array.
9045
9046 - `BetaManagedAgentsWebFetchURLSourceShorthand = "all" or "none"`
9047
9048 String form of a url_sources value that has no field other than its type: "all" means {"type": "all"} and "none" means {"type": "none"}.
9049
9050 - `"all"`
9051
9052 - `"none"`
9053
9054 - `BetaManagedAgentsWebFetchURLSourceToolFilter = BetaManagedAgentsWebFetchURLSourceAll or BetaManagedAgentsWebFetchURLSourceNone or BetaManagedAgentsWebFetchURLSourceOnly or BetaManagedAgentsWebFetchURLSourceExcept`
9055
9056 Which tools' results contribute URLs that may be fetched.
9057
9058 - `BetaManagedAgentsWebFetchURLSourceAll object`
9059
9060 Every URL from this source may be fetched. This is the default.
9061
9062 - `type: "all"`
9063
9064 - `BetaManagedAgentsWebFetchURLSourceNone object`
9065
9066 This source contributes no URLs that may be fetched.
9067
9068 - `type: "none"`
9069
9070 - `BetaManagedAgentsWebFetchURLSourceOnly object`
9071
9072 Only the named tools' results contribute URLs that may be fetched.
9073
9074 - `type: "only"`
9075
9076 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
9077
9078 The tools whose results contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "none" to allow no tool's results.
9079
9080 - `type: "tool_reference"`
9081
9082 Must be "tool_reference".
9083
9084 - `name: string`
9085
9086 Name of the tool. Compared exactly, so upper and lower case letters are different.
9087
9088 minLength: 1, maxLength: 128
9089
9090 - `BetaManagedAgentsWebFetchURLSourceExcept object`
9091
9092 Every tool's results contribute URLs that may be fetched, except the named tools' results.
9093
9094 - `type: "except"`
9095
9096 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
9097
9098 The tools whose results do not contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "all" to leave out no tool's results.
9099
9100 - `type: "tool_reference"`
9101
9102 Must be "tool_reference".
9103
9104 - `name: string`
9105
9106 Name of the tool. Compared exactly, so upper and lower case letters are different.
9107
9108 minLength: 1, maxLength: 128
9109
9110 - `server_tool_results: optional BetaManagedAgentsWebFetchURLSourceToolFilterParams or null`
9111
9112 Which of the web_search and web_fetch tools' results contribute URLs that may be fetched: "all" (the default), "none", or an only or except list. Each name in a list must be "web_search" or "web_fetch".
9113
9114 - `user_input: optional BetaManagedAgentsWebFetchURLSourceUserInputParams or null`
9115
9116 Whether URLs in the text of user messages may be fetched: "all" (the default) or "none".
9117
9118 - `BetaManagedAgentsWebFetchURLSourceShorthand = "all" or "none"`
9119
9120 String form of a url_sources value that has no field other than its type: "all" means {"type": "all"} and "none" means {"type": "none"}.
9121
9122 - `BetaManagedAgentsWebFetchURLSourceUserInput = BetaManagedAgentsWebFetchURLSourceAll or BetaManagedAgentsWebFetchURLSourceNone`
9123
9124 Whether URLs in the text of user messages may be fetched.
9125
9126 - `BetaManagedAgentsWebFetchURLSourceAll object`
9127
9128 Every URL from this source may be fetched. This is the default.
9129
9130 - `BetaManagedAgentsWebFetchURLSourceNone object`
9131
9132 This source contributes no URLs that may be fetched.
9133
84279134 - `BetaManagedAgentsWebSearchToolConfigParams object`
84289135
84299136 Configuration override for the web_search tool.
from line 9593
88869593
88879594- `BetaManagedAgentsMultiagentParams object`
88889595
8889 Multiagent orchestration configuration. Currently supports the `coordinator` topology.
9596 Multiagent orchestration configuration.
88909597
88919598 - `type: "coordinator"`
88929599
from line 9635
89289635
89299636 - `model: string`
89309637
8931 A Claude model id. The model must be permitted as an advisor for this agent's model — see the sessions/threads/advisor spec.
9638 A Claude model id. The model must be permitted as an advisor for this agent's model.
89329639
89339640 minLength: 1, maxLength: 256
89349641
from line 9679
89729679
89739680 - `model: string`
89749681
8975 A Claude model id. The model must be permitted as an advisor for this agent's model — see the sessions/threads/advisor spec.
9682 A Claude model id. The model must be permitted as an advisor for this agent's model.
89769683
89779684 minLength: 1, maxLength: 256
89789685
from line 9775
90689775
90699776 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
90709777
9778 - `"claude-haiku-5-5"`
9779
9780 Fastest model for high-volume, real-time tasks
9781
90719782 - `"claude-sonnet-5-5"`
90729783
90739784 Efficient model for coding and agents
from line 10149
943810149
943910150 The server decides each tool call individually: it judges, from the tool, its input, and the session content so far, whether the call is safe to execute or high-risk, and evaluates it to allow when judged safe and to deny when judged high-risk. A call the server cannot reach a judgement on evaluates to ask.
944010151
10152 - `url_sources: BetaManagedAgentsWebFetchURLSources or null`
10153
10154 Which sources contribute URLs the tool may fetch, always in the object form. Null when not set, which allows every source.
10155
10156 - `client_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
10157
10158 Which custom tools' results contribute URLs that may be fetched. Null when not set, which allows every custom tool's results.
10159
10160 - `BetaManagedAgentsWebFetchURLSourceAll object`
10161
10162 Every URL from this source may be fetched. This is the default.
10163
10164 - `type: "all"`
10165
10166 - `BetaManagedAgentsWebFetchURLSourceNone object`
10167
10168 This source contributes no URLs that may be fetched.
10169
10170 - `type: "none"`
10171
10172 - `BetaManagedAgentsWebFetchURLSourceOnly object`
10173
10174 Only the named tools' results contribute URLs that may be fetched.
10175
10176 - `type: "only"`
10177
10178 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
10179
10180 The tools whose results contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "none" to allow no tool's results.
10181
10182 - `type: "tool_reference"`
10183
10184 Must be "tool_reference".
10185
10186 - `name: string`
10187
10188 Name of the tool. Compared exactly, so upper and lower case letters are different.
10189
10190 minLength: 1, maxLength: 128
10191
10192 - `BetaManagedAgentsWebFetchURLSourceExcept object`
10193
10194 Every tool's results contribute URLs that may be fetched, except the named tools' results.
10195
10196 - `type: "except"`
10197
10198 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
10199
10200 The tools whose results do not contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "all" to leave out no tool's results.
10201
10202 - `type: "tool_reference"`
10203
10204 Must be "tool_reference".
10205
10206 - `name: string`
10207
10208 Name of the tool. Compared exactly, so upper and lower case letters are different.
10209
10210 minLength: 1, maxLength: 128
10211
10212 - `server_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
10213
10214 Which of the web_search and web_fetch tools' results contribute URLs that may be fetched. Null when not set, which allows both.
10215
10216 - `user_input: BetaManagedAgentsWebFetchURLSourceUserInput or null`
10217
10218 Whether URLs in the text of user messages may be fetched. Null when not set, which allows them.
10219
10220 - `BetaManagedAgentsWebFetchURLSourceAll object`
10221
10222 Every URL from this source may be fetched. This is the default.
10223
10224 - `BetaManagedAgentsWebFetchURLSourceNone object`
10225
10226 This source contributes no URLs that may be fetched.
10227
944110228 - `allowed_domains: optional array of string`
944210229
944310230 - `blocked_domains: optional array of string`
from line 10743
995610743
995710744 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
995810745
10746 - `"claude-haiku-5-5"`
10747
10748 Fastest model for high-volume, real-time tasks
10749
995910750 - `"claude-sonnet-5-5"`
996010751
996110752 Efficient model for coding and agents
from line 11117
1032611117
1032711118 The server decides each tool call individually: it judges, from the tool, its input, and the session content so far, whether the call is safe to execute or high-risk, and evaluates it to allow when judged safe and to deny when judged high-risk. A call the server cannot reach a judgement on evaluates to ask.
1032811119
11120 - `url_sources: BetaManagedAgentsWebFetchURLSources or null`
11121
11122 Which sources contribute URLs the tool may fetch, always in the object form. Null when not set, which allows every source.
11123
11124 - `client_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
11125
11126 Which custom tools' results contribute URLs that may be fetched. Null when not set, which allows every custom tool's results.
11127
11128 - `BetaManagedAgentsWebFetchURLSourceAll object`
11129
11130 Every URL from this source may be fetched. This is the default.
11131
11132 - `type: "all"`
11133
11134 - `BetaManagedAgentsWebFetchURLSourceNone object`
11135
11136 This source contributes no URLs that may be fetched.
11137
11138 - `type: "none"`
11139
11140 - `BetaManagedAgentsWebFetchURLSourceOnly object`
11141
11142 Only the named tools' results contribute URLs that may be fetched.
11143
11144 - `type: "only"`
11145
11146 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
11147
11148 The tools whose results contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "none" to allow no tool's results.
11149
11150 - `type: "tool_reference"`
11151
11152 Must be "tool_reference".
11153
11154 - `name: string`
11155
11156 Name of the tool. Compared exactly, so upper and lower case letters are different.
11157
11158 minLength: 1, maxLength: 128
11159
11160 - `BetaManagedAgentsWebFetchURLSourceExcept object`
11161
11162 Every tool's results contribute URLs that may be fetched, except the named tools' results.
11163
11164 - `type: "except"`
11165
11166 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
11167
11168 The tools whose results do not contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "all" to leave out no tool's results.
11169
11170 - `type: "tool_reference"`
11171
11172 Must be "tool_reference".
11173
11174 - `name: string`
11175
11176 Name of the tool. Compared exactly, so upper and lower case letters are different.
11177
11178 minLength: 1, maxLength: 128
11179
11180 - `server_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
11181
11182 Which of the web_search and web_fetch tools' results contribute URLs that may be fetched. Null when not set, which allows both.
11183
11184 - `user_input: BetaManagedAgentsWebFetchURLSourceUserInput or null`
11185
11186 Whether URLs in the text of user messages may be fetched. Null when not set, which allows them.
11187
11188 - `BetaManagedAgentsWebFetchURLSourceAll object`
11189
11190 Every URL from this source may be fetched. This is the default.
11191
11192 - `BetaManagedAgentsWebFetchURLSourceNone object`
11193
11194 This source contributes no URLs that may be fetched.
11195
1032911196 - `allowed_domains: optional array of string`
1033011197
1033111198 - `blocked_domains: optional array of string`
from line 11663
1079611663
1079711664 The server decides each tool call individually: it judges, from the tool, its input, and the session content so far, whether the call is safe to execute or high-risk, and evaluates it to allow when judged safe and to deny when judged high-risk. A call the server cannot reach a judgement on evaluates to ask.
1079811665
11666 - `url_sources: optional BetaManagedAgentsWebFetchURLSourcesParams or null`
11667
11668 Which sources contribute URLs the tool may fetch. Omit to allow every source.
11669
11670 - `client_tool_results: optional BetaManagedAgentsWebFetchURLSourceToolFilterParams or null`
11671
11672 Which custom tools' results contribute URLs that may be fetched: "all" (the default), "none", or an only or except list. Each name in a list must be a custom tool in the same tools array.
11673
11674 - `BetaManagedAgentsWebFetchURLSourceShorthand = "all" or "none"`
11675
11676 String form of a url_sources value that has no field other than its type: "all" means {"type": "all"} and "none" means {"type": "none"}.
11677
11678 - `"all"`
11679
11680 - `"none"`
11681
11682 - `BetaManagedAgentsWebFetchURLSourceToolFilter = BetaManagedAgentsWebFetchURLSourceAll or BetaManagedAgentsWebFetchURLSourceNone or BetaManagedAgentsWebFetchURLSourceOnly or BetaManagedAgentsWebFetchURLSourceExcept`
11683
11684 Which tools' results contribute URLs that may be fetched.
11685
11686 - `BetaManagedAgentsWebFetchURLSourceAll object`
11687
11688 Every URL from this source may be fetched. This is the default.
11689
11690 - `type: "all"`
11691
11692 - `BetaManagedAgentsWebFetchURLSourceNone object`
11693
11694 This source contributes no URLs that may be fetched.
11695
11696 - `type: "none"`
11697
11698 - `BetaManagedAgentsWebFetchURLSourceOnly object`
11699
11700 Only the named tools' results contribute URLs that may be fetched.
11701
11702 - `type: "only"`
11703
11704 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
11705
11706 The tools whose results contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "none" to allow no tool's results.
11707
11708 - `type: "tool_reference"`
11709
11710 Must be "tool_reference".
11711
11712 - `name: string`
11713
11714 Name of the tool. Compared exactly, so upper and lower case letters are different.
11715
11716 minLength: 1, maxLength: 128
11717
11718 - `BetaManagedAgentsWebFetchURLSourceExcept object`
11719
11720 Every tool's results contribute URLs that may be fetched, except the named tools' results.
11721
11722 - `type: "except"`
11723
11724 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
11725
11726 The tools whose results do not contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "all" to leave out no tool's results.
11727
11728 - `type: "tool_reference"`
11729
11730 Must be "tool_reference".
11731
11732 - `name: string`
11733
11734 Name of the tool. Compared exactly, so upper and lower case letters are different.
11735
11736 minLength: 1, maxLength: 128
11737
11738 - `server_tool_results: optional BetaManagedAgentsWebFetchURLSourceToolFilterParams or null`
11739
11740 Which of the web_search and web_fetch tools' results contribute URLs that may be fetched: "all" (the default), "none", or an only or except list. Each name in a list must be "web_search" or "web_fetch".
11741
11742 - `user_input: optional BetaManagedAgentsWebFetchURLSourceUserInputParams or null`
11743
11744 Whether URLs in the text of user messages may be fetched: "all" (the default) or "none".
11745
11746 - `BetaManagedAgentsWebFetchURLSourceShorthand = "all" or "none"`
11747
11748 String form of a url_sources value that has no field other than its type: "all" means {"type": "all"} and "none" means {"type": "none"}.
11749
11750 - `BetaManagedAgentsWebFetchURLSourceUserInput = BetaManagedAgentsWebFetchURLSourceAll or BetaManagedAgentsWebFetchURLSourceNone`
11751
11752 Whether URLs in the text of user messages may be fetched.
11753
11754 - `BetaManagedAgentsWebFetchURLSourceAll object`
11755
11756 Every URL from this source may be fetched. This is the default.
11757
11758 - `BetaManagedAgentsWebFetchURLSourceNone object`
11759
11760 This source contributes no URLs that may be fetched.
11761
1079911762 - `BetaManagedAgentsWebSearchToolConfigParams object`
1080011763
1080111764 Configuration override for the web_search tool.
from line 11985
1102211985
1102311986 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
1102411987
11988 - `"claude-haiku-5-5"`
11989
11990 Fastest model for high-volume, real-time tasks
11991
1102511992 - `"claude-sonnet-5-5"`
1102611993
1102711994 Efficient model for coding and agents
from line 12327
1136012327
1136112328 The server decides each tool call individually: it judges, from the tool, its input, and the session content so far, whether the call is safe to execute or high-risk, and evaluates it to allow when judged safe and to deny when judged high-risk. A call the server cannot reach a judgement on evaluates to ask.
1136212329
12330 - `url_sources: BetaManagedAgentsWebFetchURLSources or null`
12331
12332 Which sources contribute URLs the tool may fetch, always in the object form. Null when not set, which allows every source.
12333
12334 - `client_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
12335
12336 Which custom tools' results contribute URLs that may be fetched. Null when not set, which allows every custom tool's results.
12337
12338 - `BetaManagedAgentsWebFetchURLSourceAll object`
12339
12340 Every URL from this source may be fetched. This is the default.
12341
12342 - `type: "all"`
12343
12344 - `BetaManagedAgentsWebFetchURLSourceNone object`
12345
12346 This source contributes no URLs that may be fetched.
12347
12348 - `type: "none"`
12349
12350 - `BetaManagedAgentsWebFetchURLSourceOnly object`
12351
12352 Only the named tools' results contribute URLs that may be fetched.
12353
12354 - `type: "only"`
12355
12356 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
12357
12358 The tools whose results contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "none" to allow no tool's results.
12359
12360 - `type: "tool_reference"`
12361
12362 Must be "tool_reference".
12363
12364 - `name: string`
12365
12366 Name of the tool. Compared exactly, so upper and lower case letters are different.
12367
12368 minLength: 1, maxLength: 128
12369
12370 - `BetaManagedAgentsWebFetchURLSourceExcept object`
12371
12372 Every tool's results contribute URLs that may be fetched, except the named tools' results.
12373
12374 - `type: "except"`
12375
12376 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
12377
12378 The tools whose results do not contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "all" to leave out no tool's results.
12379
12380 - `type: "tool_reference"`
12381
12382 Must be "tool_reference".
12383
12384 - `name: string`
12385
12386 Name of the tool. Compared exactly, so upper and lower case letters are different.
12387
12388 minLength: 1, maxLength: 128
12389
12390 - `server_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
12391
12392 Which of the web_search and web_fetch tools' results contribute URLs that may be fetched. Null when not set, which allows both.
12393
12394 - `user_input: BetaManagedAgentsWebFetchURLSourceUserInput or null`
12395
12396 Whether URLs in the text of user messages may be fetched. Null when not set, which allows them.
12397
12398 - `BetaManagedAgentsWebFetchURLSourceAll object`
12399
12400 Every URL from this source may be fetched. This is the default.
12401
12402 - `BetaManagedAgentsWebFetchURLSourceNone object`
12403
12404 This source contributes no URLs that may be fetched.
12405
1136312406 - `allowed_domains: optional array of string`
1136412407
1136512408 - `blocked_domains: optional array of string`
from line 12641
1159812641
1159912642 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
1160012643
12644 - `"claude-haiku-5-5"`
12645
12646 Fastest model for high-volume, real-time tasks
12647
1160112648 - `"claude-sonnet-5-5"`
1160212649
1160312650 Efficient model for coding and agents
from line 13015
1196813015
1196913016 The server decides each tool call individually: it judges, from the tool, its input, and the session content so far, whether the call is safe to execute or high-risk, and evaluates it to allow when judged safe and to deny when judged high-risk. A call the server cannot reach a judgement on evaluates to ask.
1197013017
13018 - `url_sources: BetaManagedAgentsWebFetchURLSources or null`
13019
13020 Which sources contribute URLs the tool may fetch, always in the object form. Null when not set, which allows every source.
13021
13022 - `client_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
13023
13024 Which custom tools' results contribute URLs that may be fetched. Null when not set, which allows every custom tool's results.
13025
13026 - `BetaManagedAgentsWebFetchURLSourceAll object`
13027
13028 Every URL from this source may be fetched. This is the default.
13029
13030 - `type: "all"`
13031
13032 - `BetaManagedAgentsWebFetchURLSourceNone object`
13033
13034 This source contributes no URLs that may be fetched.
13035
13036 - `type: "none"`
13037
13038 - `BetaManagedAgentsWebFetchURLSourceOnly object`
13039
13040 Only the named tools' results contribute URLs that may be fetched.
13041
13042 - `type: "only"`
13043
13044 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
13045
13046 The tools whose results contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "none" to allow no tool's results.
13047
13048 - `type: "tool_reference"`
13049
13050 Must be "tool_reference".
13051
13052 - `name: string`
13053
13054 Name of the tool. Compared exactly, so upper and lower case letters are different.
13055
13056 minLength: 1, maxLength: 128
13057
13058 - `BetaManagedAgentsWebFetchURLSourceExcept object`
13059
13060 Every tool's results contribute URLs that may be fetched, except the named tools' results.
13061
13062 - `type: "except"`
13063
13064 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
13065
13066 The tools whose results do not contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "all" to leave out no tool's results.
13067
13068 - `type: "tool_reference"`
13069
13070 Must be "tool_reference".
13071
13072 - `name: string`
13073
13074 Name of the tool. Compared exactly, so upper and lower case letters are different.
13075
13076 minLength: 1, maxLength: 128
13077
13078 - `server_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
13079
13080 Which of the web_search and web_fetch tools' results contribute URLs that may be fetched. Null when not set, which allows both.
13081
13082 - `user_input: BetaManagedAgentsWebFetchURLSourceUserInput or null`
13083
13084 Whether URLs in the text of user messages may be fetched. Null when not set, which allows them.
13085
13086 - `BetaManagedAgentsWebFetchURLSourceAll object`
13087
13088 Every URL from this source may be fetched. This is the default.
13089
13090 - `BetaManagedAgentsWebFetchURLSourceNone object`
13091
13092 This source contributes no URLs that may be fetched.
13093
1197113094 - `allowed_domains: optional array of string`
1197213095
1197313096 - `blocked_domains: optional array of string`
from line 15271
1414815271
1414915272 - `BetaManagedAgentsSessionThreadCreatedEvent object`
1415015273
14151 Emitted when a subagent is spawned as a new thread. Written to the parent thread's output stream so clients observing the session see child creation.
15274 Emitted when a child thread is created. Written to the parent thread's output stream so clients observing the session see child creation.
1415215275
1415315276 - `type: "session.thread_created"`
1415415277
from line 15747
1462415747
1462515748 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
1462615749
15750 - `"claude-haiku-5-5"`
15751
15752 Fastest model for high-volume, real-time tasks
15753
1462715754 - `"claude-sonnet-5-5"`
1462815755
1462915756 Efficient model for coding and agents
from line 16120
1499316120 - `BetaManagedAgentsAutoPolicy object`
1499416121
1499516122 The server decides each tool call individually: it judges, from the tool, its input, and the session content so far, whether the call is safe to execute or high-risk, and evaluates it to allow when judged safe and to deny when judged high-risk. A call the server cannot reach a judgement on evaluates to ask.
16123
16124 - `url_sources: BetaManagedAgentsWebFetchURLSources or null`
16125
16126 Which sources contribute URLs the tool may fetch, always in the object form. Null when not set, which allows every source.
16127
16128 - `client_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
16129
16130 Which custom tools' results contribute URLs that may be fetched. Null when not set, which allows every custom tool's results.
16131
16132 - `BetaManagedAgentsWebFetchURLSourceAll object`
16133
16134 Every URL from this source may be fetched. This is the default.
16135
16136 - `type: "all"`
16137
16138 - `BetaManagedAgentsWebFetchURLSourceNone object`
16139
16140 This source contributes no URLs that may be fetched.
16141
16142 - `type: "none"`
16143
16144 - `BetaManagedAgentsWebFetchURLSourceOnly object`
16145
16146 Only the named tools' results contribute URLs that may be fetched.
16147
16148 - `type: "only"`
16149
16150 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
16151
16152 The tools whose results contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "none" to allow no tool's results.
16153
16154 - `type: "tool_reference"`
16155
16156 Must be "tool_reference".
16157
16158 - `name: string`
16159
16160 Name of the tool. Compared exactly, so upper and lower case letters are different.
16161
16162 minLength: 1, maxLength: 128
16163
16164 - `BetaManagedAgentsWebFetchURLSourceExcept object`
16165
16166 Every tool's results contribute URLs that may be fetched, except the named tools' results.
16167
16168 - `type: "except"`
16169
16170 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
16171
16172 The tools whose results do not contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "all" to leave out no tool's results.
16173
16174 - `type: "tool_reference"`
16175
16176 Must be "tool_reference".
16177
16178 - `name: string`
16179
16180 Name of the tool. Compared exactly, so upper and lower case letters are different.
16181
16182 minLength: 1, maxLength: 128
16183
16184 - `server_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
16185
16186 Which of the web_search and web_fetch tools' results contribute URLs that may be fetched. Null when not set, which allows both.
16187
16188 - `user_input: BetaManagedAgentsWebFetchURLSourceUserInput or null`
16189
16190 Whether URLs in the text of user messages may be fetched. Null when not set, which allows them.
16191
16192 - `BetaManagedAgentsWebFetchURLSourceAll object`
16193
16194 Every URL from this source may be fetched. This is the default.
16195
16196 - `BetaManagedAgentsWebFetchURLSourceNone object`
16197
16198 This source contributes no URLs that may be fetched.
1499616199
1499716200 - `allowed_domains: optional array of string`
1499816201
from line 16556
1535316556{
1535416557 "data": [
1535516558 {
15356 "id": "sevt_011CZkZGOp0iBcp4kaQSihUmy",
16559 "id": "sevt_011CZkZGPp1iBcp4kaQSihUm",
1535716560 "content": [
1535816561 {
1535916562 "text": "Where is my order #1234?",
from line 16567
1536416567 "processed_at": "2026-03-15T10:00:00Z"
1536516568 },
1536616569 {
15367 "id": "sevt_011CZkZHPq1jCdq5lbRTjiVnz",
16570 "id": "sevt_011CZkZHPq1jCdq5mbRTjiVn",
1536816571 "content": [
1536916572 {
1537016573 "text": "Let me look up order #1234 for you.",
from line 17545
1634217545{
1634317546 "data": [
1634417547 {
16345 "id": "sevt_011CZkZGOp0iBcp4kaQSihUmy",
17548 "id": "sevt_011CZkZGPp1iBcp4kaQSihUm",
1634617549 "content": [
1634717550 {
1634817551 "text": "Where is my order #1234?",
from line 18927
1772418927
1772518928 - `BetaManagedAgentsSessionThreadCreatedEvent object`
1772618929
17727 Emitted when a subagent is spawned as a new thread. Written to the parent thread's output stream so clients observing the session see child creation.
18930 Emitted when a child thread is created. Written to the parent thread's output stream so clients observing the session see child creation.
1772818931
1772918932 - `type: "session.thread_created"`
1773018933
from line 19403
1820019403
1820119404 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
1820219405
19406 - `"claude-haiku-5-5"`
19407
19408 Fastest model for high-volume, real-time tasks
19409
1820319410 - `"claude-sonnet-5-5"`
1820419411
1820519412 Efficient model for coding and agents
from line 19776
1856919776 - `BetaManagedAgentsAutoPolicy object`
1857019777
1857119778 The server decides each tool call individually: it judges, from the tool, its input, and the session content so far, whether the call is safe to execute or high-risk, and evaluates it to allow when judged safe and to deny when judged high-risk. A call the server cannot reach a judgement on evaluates to ask.
19779
19780 - `url_sources: BetaManagedAgentsWebFetchURLSources or null`
19781
19782 Which sources contribute URLs the tool may fetch, always in the object form. Null when not set, which allows every source.
19783
19784 - `client_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
19785
19786 Which custom tools' results contribute URLs that may be fetched. Null when not set, which allows every custom tool's results.
19787
19788 - `BetaManagedAgentsWebFetchURLSourceAll object`
19789
19790 Every URL from this source may be fetched. This is the default.
19791
19792 - `type: "all"`
19793
19794 - `BetaManagedAgentsWebFetchURLSourceNone object`
19795
19796 This source contributes no URLs that may be fetched.
19797
19798 - `type: "none"`
19799
19800 - `BetaManagedAgentsWebFetchURLSourceOnly object`
19801
19802 Only the named tools' results contribute URLs that may be fetched.
19803
19804 - `type: "only"`
19805
19806 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
19807
19808 The tools whose results contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "none" to allow no tool's results.
19809
19810 - `type: "tool_reference"`
19811
19812 Must be "tool_reference".
19813
19814 - `name: string`
19815
19816 Name of the tool. Compared exactly, so upper and lower case letters are different.
19817
19818 minLength: 1, maxLength: 128
19819
19820 - `BetaManagedAgentsWebFetchURLSourceExcept object`
19821
19822 Every tool's results contribute URLs that may be fetched, except the named tools' results.
19823
19824 - `type: "except"`
19825
19826 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
19827
19828 The tools whose results do not contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "all" to leave out no tool's results.
19829
19830 - `type: "tool_reference"`
19831
19832 Must be "tool_reference".
19833
19834 - `name: string`
19835
19836 Name of the tool. Compared exactly, so upper and lower case letters are different.
19837
19838 minLength: 1, maxLength: 128
19839
19840 - `server_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
19841
19842 Which of the web_search and web_fetch tools' results contribute URLs that may be fetched. Null when not set, which allows both.
19843
19844 - `user_input: BetaManagedAgentsWebFetchURLSourceUserInput or null`
19845
19846 Whether URLs in the text of user messages may be fetched. Null when not set, which allows them.
19847
19848 - `BetaManagedAgentsWebFetchURLSourceAll object`
19849
19850 Every URL from this source may be fetched. This is the default.
19851
19852 - `BetaManagedAgentsWebFetchURLSourceNone object`
19853
19854 This source contributes no URLs that may be fetched.
1857219855
1857319856 - `allowed_domains: optional array of string`
1857419857
from line 20256
1897320256
1897420257```json
1897520258{
18976 "id": "sevt_011CZkZGOp0iBcp4kaQSihUmy",
20259 "id": "sevt_011CZkZGPp1iBcp4kaQSihUm",
1897720260 "content": [
1897820261 {
1897920262 "text": "Where is my order #1234?",
from line 20733
1945020733 "updated_at": "2026-03-15T10:00:00Z"
1945120734 },
1945220735 {
19453 "id": "sesrsc_011CZkZCKr6eXyl0gWMOdQiu",
20736 "id": "sesrsc_011CZkZCKr6eXym1gWMPdQiu",
1945420737 "created_at": "2026-03-15T10:00:00Z",
1945520738 "mount_path": "/workspace/example-repo",
1945620739 "type": "github_repository",
from line 20992
1970920992
1971020993```json
1971120994{
19712 "id": "sesrsc_011CZkZCKr6eXyl0gWMOdQiu",
20995 "id": "sesrsc_011CZkZCKr6eXym1gWMPdQiu",
1971320996 "created_at": "2026-03-15T10:00:00Z",
1971420997 "mount_path": "/workspace/example-repo",
1971520998 "type": "github_repository",
from line 21260
1997721260
1997821261```json
1997921262{
19980 "id": "sesrsc_011CZkZCKr6eXyl0gWMOdQiu",
21263 "id": "sesrsc_011CZkZCKr6eXym1gWMPdQiu",
1998121264 "created_at": "2026-03-15T10:00:00Z",
1998221265 "mount_path": "/workspace/example-repo",
1998321266 "type": "github_repository",
from line 21610
2032721610
2032821611 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
2032921612
21613 - `"claude-haiku-5-5"`
21614
21615 Fastest model for high-volume, real-time tasks
21616
2033021617 - `"claude-sonnet-5-5"`
2033121618
2033221619 Efficient model for coding and agents
from line 21951
2066421951 - `BetaManagedAgentsAutoPolicy object`
2066521952
2066621953 The server decides each tool call individually: it judges, from the tool, its input, and the session content so far, whether the call is safe to execute or high-risk, and evaluates it to allow when judged safe and to deny when judged high-risk. A call the server cannot reach a judgement on evaluates to ask.
21954
21955 - `url_sources: BetaManagedAgentsWebFetchURLSources or null`
21956
21957 Which sources contribute URLs the tool may fetch, always in the object form. Null when not set, which allows every source.
21958
21959 - `client_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
21960
21961 Which custom tools' results contribute URLs that may be fetched. Null when not set, which allows every custom tool's results.
21962
21963 - `BetaManagedAgentsWebFetchURLSourceAll object`
21964
21965 Every URL from this source may be fetched. This is the default.
21966
21967 - `type: "all"`
21968
21969 - `BetaManagedAgentsWebFetchURLSourceNone object`
21970
21971 This source contributes no URLs that may be fetched.
21972
21973 - `type: "none"`
21974
21975 - `BetaManagedAgentsWebFetchURLSourceOnly object`
21976
21977 Only the named tools' results contribute URLs that may be fetched.
21978
21979 - `type: "only"`
21980
21981 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
21982
21983 The tools whose results contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "none" to allow no tool's results.
21984
21985 - `type: "tool_reference"`
21986
21987 Must be "tool_reference".
21988
21989 - `name: string`
21990
21991 Name of the tool. Compared exactly, so upper and lower case letters are different.
21992
21993 minLength: 1, maxLength: 128
21994
21995 - `BetaManagedAgentsWebFetchURLSourceExcept object`
21996
21997 Every tool's results contribute URLs that may be fetched, except the named tools' results.
21998
21999 - `type: "except"`
22000
22001 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
22002
22003 The tools whose results do not contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "all" to leave out no tool's results.
22004
22005 - `type: "tool_reference"`
22006
22007 Must be "tool_reference".
22008
22009 - `name: string`
22010
22011 Name of the tool. Compared exactly, so upper and lower case letters are different.
22012
22013 minLength: 1, maxLength: 128
22014
22015 - `server_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
22016
22017 Which of the web_search and web_fetch tools' results contribute URLs that may be fetched. Null when not set, which allows both.
22018
22019 - `user_input: BetaManagedAgentsWebFetchURLSourceUserInput or null`
22020
22021 Whether URLs in the text of user messages may be fetched. Null when not set, which allows them.
22022
22023 - `BetaManagedAgentsWebFetchURLSourceAll object`
22024
22025 Every URL from this source may be fetched. This is the default.
22026
22027 - `BetaManagedAgentsWebFetchURLSourceNone object`
22028
22029 This source contributes no URLs that may be fetched.
2066722030
2066822031 - `allowed_domains: optional array of string`
2066922032
from line 22353
2099022353{
2099122354 "data": [
2099222355 {
20993 "id": "sthr_011CZkZVWa6oIjw0rgXZpnBt",
22356 "id": "sthr_011CZkZVWa6oJjw1rgXZpnBt",
2099422357 "agent": {
2099522358 "id": "agent_011CZkYqphY8vELVzwCUpqiQ",
2099622359 "description": "A focused research subagent.",
from line 22571
2120822571
2120922572- `BetaManagedAgentsSessionThread object`
2121022573
21211 An execution thread within a `session`. Each session has one primary thread plus zero or more child threads spawned by the coordinator.
22574 An execution thread within a `session`. Each session has one primary thread plus zero or more child threads.
2121222575
2121322576 - `type: "session_thread"`
2121422577
from line 22611
2124822611
2124922612 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
2125022613
22614 - `"claude-haiku-5-5"`
22615
22616 Fastest model for high-volume, real-time tasks
22617
2125122618 - `"claude-sonnet-5-5"`
2125222619
2125322620 Efficient model for coding and agents
from line 22952
2158522952 - `BetaManagedAgentsAutoPolicy object`
2158622953
2158722954 The server decides each tool call individually: it judges, from the tool, its input, and the session content so far, whether the call is safe to execute or high-risk, and evaluates it to allow when judged safe and to deny when judged high-risk. A call the server cannot reach a judgement on evaluates to ask.
22955
22956 - `url_sources: BetaManagedAgentsWebFetchURLSources or null`
22957
22958 Which sources contribute URLs the tool may fetch, always in the object form. Null when not set, which allows every source.
22959
22960 - `client_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
22961
22962 Which custom tools' results contribute URLs that may be fetched. Null when not set, which allows every custom tool's results.
22963
22964 - `BetaManagedAgentsWebFetchURLSourceAll object`
22965
22966 Every URL from this source may be fetched. This is the default.
22967
22968 - `type: "all"`
22969
22970 - `BetaManagedAgentsWebFetchURLSourceNone object`
22971
22972 This source contributes no URLs that may be fetched.
22973
22974 - `type: "none"`
22975
22976 - `BetaManagedAgentsWebFetchURLSourceOnly object`
22977
22978 Only the named tools' results contribute URLs that may be fetched.
22979
22980 - `type: "only"`
22981
22982 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
22983
22984 The tools whose results contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "none" to allow no tool's results.
22985
22986 - `type: "tool_reference"`
22987
22988 Must be "tool_reference".
22989
22990 - `name: string`
22991
22992 Name of the tool. Compared exactly, so upper and lower case letters are different.
22993
22994 minLength: 1, maxLength: 128
22995
22996 - `BetaManagedAgentsWebFetchURLSourceExcept object`
22997
22998 Every tool's results contribute URLs that may be fetched, except the named tools' results.
22999
23000 - `type: "except"`
23001
23002 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
23003
23004 The tools whose results do not contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "all" to leave out no tool's results.
23005
23006 - `type: "tool_reference"`
23007
23008 Must be "tool_reference".
23009
23010 - `name: string`
23011
23012 Name of the tool. Compared exactly, so upper and lower case letters are different.
23013
23014 minLength: 1, maxLength: 128
23015
23016 - `server_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
23017
23018 Which of the web_search and web_fetch tools' results contribute URLs that may be fetched. Null when not set, which allows both.
23019
23020 - `user_input: BetaManagedAgentsWebFetchURLSourceUserInput or null`
23021
23022 Whether URLs in the text of user messages may be fetched. Null when not set, which allows them.
23023
23024 - `BetaManagedAgentsWebFetchURLSourceAll object`
23025
23026 Every URL from this source may be fetched. This is the default.
23027
23028 - `BetaManagedAgentsWebFetchURLSourceNone object`
23029
23030 This source contributes no URLs that may be fetched.
2158823031
2158923032 - `allowed_domains: optional array of string`
2159023033
from line 23348
2190523348
2190623349```json
2190723350{
21908 "id": "sthr_011CZkZVWa6oIjw0rgXZpnBt",
23351 "id": "sthr_011CZkZVWa6oJjw1rgXZpnBt",
2190923352 "agent": {
2191023353 "id": "agent_011CZkYqphY8vELVzwCUpqiQ",
2191123354 "description": "A focused research subagent.",
from line 23563
2212023563
2212123564- `BetaManagedAgentsSessionThread object`
2212223565
22123 An execution thread within a `session`. Each session has one primary thread plus zero or more child threads spawned by the coordinator.
23566 An execution thread within a `session`. Each session has one primary thread plus zero or more child threads.
2212423567
2212523568 - `type: "session_thread"`
2212623569
from line 23603
2216023603
2216123604 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
2216223605
23606 - `"claude-haiku-5-5"`
23607
23608 Fastest model for high-volume, real-time tasks
23609
2216323610 - `"claude-sonnet-5-5"`
2216423611
2216523612 Efficient model for coding and agents
from line 23944
2249723944 - `BetaManagedAgentsAutoPolicy object`
2249823945
2249923946 The server decides each tool call individually: it judges, from the tool, its input, and the session content so far, whether the call is safe to execute or high-risk, and evaluates it to allow when judged safe and to deny when judged high-risk. A call the server cannot reach a judgement on evaluates to ask.
23947
23948 - `url_sources: BetaManagedAgentsWebFetchURLSources or null`
23949
23950 Which sources contribute URLs the tool may fetch, always in the object form. Null when not set, which allows every source.
23951
23952 - `client_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
23953
23954 Which custom tools' results contribute URLs that may be fetched. Null when not set, which allows every custom tool's results.
23955
23956 - `BetaManagedAgentsWebFetchURLSourceAll object`
23957
23958 Every URL from this source may be fetched. This is the default.
23959
23960 - `type: "all"`
23961
23962 - `BetaManagedAgentsWebFetchURLSourceNone object`
23963
23964 This source contributes no URLs that may be fetched.
23965
23966 - `type: "none"`
23967
23968 - `BetaManagedAgentsWebFetchURLSourceOnly object`
23969
23970 Only the named tools' results contribute URLs that may be fetched.
23971
23972 - `type: "only"`
23973
23974 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
23975
23976 The tools whose results contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "none" to allow no tool's results.
23977
23978 - `type: "tool_reference"`
23979
23980 Must be "tool_reference".
23981
23982 - `name: string`
23983
23984 Name of the tool. Compared exactly, so upper and lower case letters are different.
23985
23986 minLength: 1, maxLength: 128
23987
23988 - `BetaManagedAgentsWebFetchURLSourceExcept object`
23989
23990 Every tool's results contribute URLs that may be fetched, except the named tools' results.
23991
23992 - `type: "except"`
23993
23994 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
23995
23996 The tools whose results do not contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "all" to leave out no tool's results.
23997
23998 - `type: "tool_reference"`
23999
24000 Must be "tool_reference".
24001
24002 - `name: string`
24003
24004 Name of the tool. Compared exactly, so upper and lower case letters are different.
24005
24006 minLength: 1, maxLength: 128
24007
24008 - `server_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
24009
24010 Which of the web_search and web_fetch tools' results contribute URLs that may be fetched. Null when not set, which allows both.
24011
24012 - `user_input: BetaManagedAgentsWebFetchURLSourceUserInput or null`
24013
24014 Whether URLs in the text of user messages may be fetched. Null when not set, which allows them.
24015
24016 - `BetaManagedAgentsWebFetchURLSourceAll object`
24017
24018 Every URL from this source may be fetched. This is the default.
24019
24020 - `BetaManagedAgentsWebFetchURLSourceNone object`
24021
24022 This source contributes no URLs that may be fetched.
2250024023
2250124024 - `allowed_domains: optional array of string`
2250224025
from line 24341
2281824341
2281924342```json
2282024343{
22821 "id": "sthr_011CZkZVWa6oIjw0rgXZpnBt",
24344 "id": "sthr_011CZkZVWa6oJjw1rgXZpnBt",
2282224345 "agent": {
2282324346 "id": "agent_011CZkYqphY8vELVzwCUpqiQ",
2282424347 "description": "A focused research subagent.",
from line 25796
2427325796
2427425797 - `BetaManagedAgentsSessionThreadCreatedEvent object`
2427525798
24276 Emitted when a subagent is spawned as a new thread. Written to the parent thread's output stream so clients observing the session see child creation.
25799 Emitted when a child thread is created. Written to the parent thread's output stream so clients observing the session see child creation.
2427725800
2427825801 - `type: "session.thread_created"`
2427925802
from line 26272
2474926272
2475026273 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
2475126274
26275 - `"claude-haiku-5-5"`
26276
26277 Fastest model for high-volume, real-time tasks
26278
2475226279 - `"claude-sonnet-5-5"`
2475326280
2475426281 Efficient model for coding and agents
from line 26645
2511826645 - `BetaManagedAgentsAutoPolicy object`
2511926646
2512026647 The server decides each tool call individually: it judges, from the tool, its input, and the session content so far, whether the call is safe to execute or high-risk, and evaluates it to allow when judged safe and to deny when judged high-risk. A call the server cannot reach a judgement on evaluates to ask.
26648
26649 - `url_sources: BetaManagedAgentsWebFetchURLSources or null`
26650
26651 Which sources contribute URLs the tool may fetch, always in the object form. Null when not set, which allows every source.
26652
26653 - `client_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
26654
26655 Which custom tools' results contribute URLs that may be fetched. Null when not set, which allows every custom tool's results.
26656
26657 - `BetaManagedAgentsWebFetchURLSourceAll object`
26658
26659 Every URL from this source may be fetched. This is the default.
26660
26661 - `type: "all"`
26662
26663 - `BetaManagedAgentsWebFetchURLSourceNone object`
26664
26665 This source contributes no URLs that may be fetched.
26666
26667 - `type: "none"`
26668
26669 - `BetaManagedAgentsWebFetchURLSourceOnly object`
26670
26671 Only the named tools' results contribute URLs that may be fetched.
26672
26673 - `type: "only"`
26674
26675 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
26676
26677 The tools whose results contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "none" to allow no tool's results.
26678
26679 - `type: "tool_reference"`
26680
26681 Must be "tool_reference".
26682
26683 - `name: string`
26684
26685 Name of the tool. Compared exactly, so upper and lower case letters are different.
26686
26687 minLength: 1, maxLength: 128
26688
26689 - `BetaManagedAgentsWebFetchURLSourceExcept object`
26690
26691 Every tool's results contribute URLs that may be fetched, except the named tools' results.
26692
26693 - `type: "except"`
26694
26695 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
26696
26697 The tools whose results do not contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "all" to leave out no tool's results.
26698
26699 - `type: "tool_reference"`
26700
26701 Must be "tool_reference".
26702
26703 - `name: string`
26704
26705 Name of the tool. Compared exactly, so upper and lower case letters are different.
26706
26707 minLength: 1, maxLength: 128
26708
26709 - `server_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
26710
26711 Which of the web_search and web_fetch tools' results contribute URLs that may be fetched. Null when not set, which allows both.
26712
26713 - `user_input: BetaManagedAgentsWebFetchURLSourceUserInput or null`
26714
26715 Whether URLs in the text of user messages may be fetched. Null when not set, which allows them.
26716
26717 - `BetaManagedAgentsWebFetchURLSourceAll object`
26718
26719 Every URL from this source may be fetched. This is the default.
26720
26721 - `BetaManagedAgentsWebFetchURLSourceNone object`
26722
26723 This source contributes no URLs that may be fetched.
2512126724
2512226725 - `allowed_domains: optional array of string`
2512326726
from line 27081
2547827081{
2547927082 "data": [
2548027083 {
25481 "id": "sevt_011CZkZGOp0iBcp4kaQSihUmy",
27084 "id": "sevt_011CZkZGPp1iBcp4kaQSihUm",
2548227085 "content": [
2548327086 {
2548427087 "text": "Where is my order #1234?",
from line 27092
2548927092 "processed_at": "2026-03-15T10:00:00Z"
2549027093 },
2549127094 {
25492 "id": "sevt_011CZkZHPq1jCdq5lbRTjiVnz",
27095 "id": "sevt_011CZkZHPq1jCdq5mbRTjiVn",
2549327096 "content": [
2549427097 {
2549527098 "text": "Let me look up order #1234 for you.",
from line 28477
2687428477
2687528478 - `BetaManagedAgentsSessionThreadCreatedEvent object`
2687628479
26877 Emitted when a subagent is spawned as a new thread. Written to the parent thread's output stream so clients observing the session see child creation.
28480 Emitted when a child thread is created. Written to the parent thread's output stream so clients observing the session see child creation.
2687828481
2687928482 - `type: "session.thread_created"`
2688028483
from line 28953
2735028953
2735128954 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
2735228955
28956 - `"claude-haiku-5-5"`
28957
28958 Fastest model for high-volume, real-time tasks
28959
2735328960 - `"claude-sonnet-5-5"`
2735428961
2735528962 Efficient model for coding and agents
from line 29326
2771929326 - `BetaManagedAgentsAutoPolicy object`
2772029327
2772129328 The server decides each tool call individually: it judges, from the tool, its input, and the session content so far, whether the call is safe to execute or high-risk, and evaluates it to allow when judged safe and to deny when judged high-risk. A call the server cannot reach a judgement on evaluates to ask.
29329
29330 - `url_sources: BetaManagedAgentsWebFetchURLSources or null`
29331
29332 Which sources contribute URLs the tool may fetch, always in the object form. Null when not set, which allows every source.
29333
29334 - `client_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
29335
29336 Which custom tools' results contribute URLs that may be fetched. Null when not set, which allows every custom tool's results.
29337
29338 - `BetaManagedAgentsWebFetchURLSourceAll object`
29339
29340 Every URL from this source may be fetched. This is the default.
29341
29342 - `type: "all"`
29343
29344 - `BetaManagedAgentsWebFetchURLSourceNone object`
29345
29346 This source contributes no URLs that may be fetched.
29347
29348 - `type: "none"`
29349
29350 - `BetaManagedAgentsWebFetchURLSourceOnly object`
29351
29352 Only the named tools' results contribute URLs that may be fetched.
29353
29354 - `type: "only"`
29355
29356 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
29357
29358 The tools whose results contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "none" to allow no tool's results.
29359
29360 - `type: "tool_reference"`
29361
29362 Must be "tool_reference".
29363
29364 - `name: string`
29365
29366 Name of the tool. Compared exactly, so upper and lower case letters are different.
29367
29368 minLength: 1, maxLength: 128
29369
29370 - `BetaManagedAgentsWebFetchURLSourceExcept object`
29371
29372 Every tool's results contribute URLs that may be fetched, except the named tools' results.
29373
29374 - `type: "except"`
29375
29376 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
29377
29378 The tools whose results do not contribute. Between 1 and 128 entries, each with a different name. An empty list is rejected; use "all" to leave out no tool's results.
29379
29380 - `type: "tool_reference"`
29381
29382 Must be "tool_reference".
29383
29384 - `name: string`
29385
29386 Name of the tool. Compared exactly, so upper and lower case letters are different.
29387
29388 minLength: 1, maxLength: 128
29389
29390 - `server_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
29391
29392 Which of the web_search and web_fetch tools' results contribute URLs that may be fetched. Null when not set, which allows both.
29393
29394 - `user_input: BetaManagedAgentsWebFetchURLSourceUserInput or null`
29395
29396 Whether URLs in the text of user messages may be fetched. Null when not set, which allows them.
29397
29398 - `BetaManagedAgentsWebFetchURLSourceAll object`
29399
29400 Every URL from this source may be fetched. This is the default.
29401
29402 - `BetaManagedAgentsWebFetchURLSourceNone object`
29403
29404 This source contributes no URLs that may be fetched.
2772229405
2772329406 - `allowed_domains: optional array of string`
2772429407
from line 29806
2812329806
2812429807```json
2812529808{
28126 "id": "sevt_011CZkZGOp0iBcp4kaQSihUmy",
29809 "id": "sevt_011CZkZGPp1iBcp4kaQSihUm",
2812729810 "content": [
2812829811 {
2812929812 "text": "Where is my order #1234?",
2813029813
No line in this hunk matches that.