List Session Threads changedapi/beta/sessions/threads/list
Nearest release: v2.1.294, published an hour after this site recorded the change. Shown because the two are within 24 hours of each other. Nothing here says the release caused the edit.
Recorded here
Lines+81added
Lines−1removed
From line
183
where the diff opens
First seen
14 Aug 2026
this site's first read of the page
Recorded edits18to this page, all time
The whole hunk
from line 183, old and new numbered
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from line 183
183183
184184 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
185185
186 - `"claude-haiku-5-5"`
187
188 Fastest model for high-volume, real-time tasks
189
186190 - `"claude-sonnet-5-5"`
187191
188192 Efficient model for coding and agents
from line 525
521525
522526 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.
523527
528 - `url_sources: BetaManagedAgentsWebFetchURLSources or null`
529
530 Which sources contribute URLs the tool may fetch, always in the object form. Null when not set, which allows every source.
531
532 - `client_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
533
534 Which custom tools' results contribute URLs that may be fetched. Null when not set, which allows every custom tool's results.
535
536 - `BetaManagedAgentsWebFetchURLSourceAll object`
537
538 Every URL from this source may be fetched. This is the default.
539
540 - `type: "all"`
541
542 - `BetaManagedAgentsWebFetchURLSourceNone object`
543
544 This source contributes no URLs that may be fetched.
545
546 - `type: "none"`
547
548 - `BetaManagedAgentsWebFetchURLSourceOnly object`
549
550 Only the named tools' results contribute URLs that may be fetched.
551
552 - `type: "only"`
553
554 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
555
556 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.
557
558 - `type: "tool_reference"`
559
560 Must be "tool_reference".
561
562 - `name: string`
563
564 Name of the tool. Compared exactly, so upper and lower case letters are different.
565
566 minLength: 1, maxLength: 128
567
568 - `BetaManagedAgentsWebFetchURLSourceExcept object`
569
570 Every tool's results contribute URLs that may be fetched, except the named tools' results.
571
572 - `type: "except"`
573
574 - `tools: array of BetaManagedAgentsWebFetchURLSourceToolReference`
575
576 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.
577
578 - `type: "tool_reference"`
579
580 Must be "tool_reference".
581
582 - `name: string`
583
584 Name of the tool. Compared exactly, so upper and lower case letters are different.
585
586 minLength: 1, maxLength: 128
587
588 - `server_tool_results: BetaManagedAgentsWebFetchURLSourceToolFilter or null`
589
590 Which of the web_search and web_fetch tools' results contribute URLs that may be fetched. Null when not set, which allows both.
591
592 - `user_input: BetaManagedAgentsWebFetchURLSourceUserInput or null`
593
594 Whether URLs in the text of user messages may be fetched. Null when not set, which allows them.
595
596 - `BetaManagedAgentsWebFetchURLSourceAll object`
597
598 Every URL from this source may be fetched. This is the default.
599
600 - `BetaManagedAgentsWebFetchURLSourceNone object`
601
602 This source contributes no URLs that may be fetched.
603
524604 - `allowed_domains: optional array of string`
525605
526606 - `blocked_domains: optional array of string`
from line 926
846926{
847927 "data": [
848928 {
849 "id": "sthr_011CZkZVWa6oIjw0rgXZpnBt",
929 "id": "sthr_011CZkZVWa6oJjw1rgXZpnBt",
850930 "agent": {
851931 "id": "agent_011CZkYqphY8vELVzwCUpqiQ",
852932 "description": "A focused research subagent.",
No line in this hunk matches that.