The whole hunk
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2020
2121- `page: optional string`
2222
23 Opaque pagination cursor from a previous response's next_page. Forward-only.
23 Opaque pagination cursor from a previous response's `next_page`. Forward-only.
2424
2525### Headers
2626
from line 30
3030
3131 - `string`
3232
33 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 38 more`
33 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 41 more`
3434
3535 - `"message-batches-2024-09-24"`
3636
from line 114
114114
115115 - `"ce-user-management-2026-07-13"`
116116
117 - `"mid-conversation-output-config-2026-07-01"`
118
119 - `"thinking-binding-controls-2026-08-01"`
120
121 - `"mid-conversation-system-clear-at-2026-08-21"`
122
117123### Returns
118124
119125- `data: optional array of BetaManagedAgentsSessionThread`
from line 160
154160
155161 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
156162
157 - `"claude-sonnet-5" or "claude-fable-5" or "claude-opus-5" or 10 more`
163 - `"claude-fable-5-1" or "claude-sonnet-5" or "claude-fable-5" or 11 more`
158164
159165 The model that will power your agent.
160166
161167 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
162168
169 - `"claude-fable-5-1"`
170
171 Frontier intelligence for ambitious tasks across coding, scientific discovery, and enterprise workflows
172
163173 - `"claude-sonnet-5"`
164174
165175 High-performance model for coding and agents
from line 883
873883
874884 - `string`
875885
876 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 38 more`
886 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 41 more`
877887
878888 - `"message-batches-2024-09-24"`
879889
from line 967
957967
958968 - `"ce-user-management-2026-07-13"`
959969
970 - `"mid-conversation-output-config-2026-07-01"`
971
972 - `"thinking-binding-controls-2026-08-01"`
973
974 - `"mid-conversation-system-clear-at-2026-08-21"`
975
960976### Returns
961977
962978- `BetaManagedAgentsSessionThread object`
from line 1013
9971013
9981014 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
9991015
1000 - `"claude-sonnet-5" or "claude-fable-5" or "claude-opus-5" or 10 more`
1016 - `"claude-fable-5-1" or "claude-sonnet-5" or "claude-fable-5" or 11 more`
10011017
10021018 The model that will power your agent.
10031019
10041020 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
10051021
1022 - `"claude-fable-5-1"`
1023
1024 Frontier intelligence for ambitious tasks across coding, scientific discovery, and enterprise workflows
1025
10061026 - `"claude-sonnet-5"`
10071027
10081028 High-performance model for coding and agents
from line 1727
17071727
17081728 - `string`
17091729
1710 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 38 more`
1730 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 41 more`
17111731
17121732 - `"message-batches-2024-09-24"`
17131733
from line 1811
17911811
17921812 - `"ce-user-management-2026-07-13"`
17931813
1814 - `"mid-conversation-output-config-2026-07-01"`
1815
1816 - `"thinking-binding-controls-2026-08-01"`
1817
1818 - `"mid-conversation-system-clear-at-2026-08-21"`
1819
17941820### Returns
17951821
17961822- `BetaManagedAgentsSessionThread object`
from line 1857
18311857
18321858 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
18331859
1834 - `"claude-sonnet-5" or "claude-fable-5" or "claude-opus-5" or 10 more`
1860 - `"claude-fable-5-1" or "claude-sonnet-5" or "claude-fable-5" or 11 more`
18351861
18361862 The model that will power your agent.
18371863
18381864 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
18391865
1866 - `"claude-fable-5-1"`
1867
1868 Frontier intelligence for ambitious tasks across coding, scientific discovery, and enterprise workflows
1869
18401870 - `"claude-sonnet-5"`
18411871
18421872 High-performance model for coding and agents
from line 2594
25642594
25652595 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
25662596
2567 - `"claude-sonnet-5" or "claude-fable-5" or "claude-opus-5" or 10 more`
2597 - `"claude-fable-5-1" or "claude-sonnet-5" or "claude-fable-5" or 11 more`
25682598
25692599 The model that will power your agent.
25702600
25712601 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
25722602
2603 - `"claude-fable-5-1"`
2604
2605 Frontier intelligence for ambitious tasks across coding, scientific discovery, and enterprise workflows
2606
25732607 - `"claude-sonnet-5"`
25742608
25752609 High-performance model for coding and agents
from line 4774
47404774
47414775 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
47424776
4743 - `"claude-sonnet-5" or "claude-fable-5" or "claude-opus-5" or 10 more`
4777 - `"claude-fable-5-1" or "claude-sonnet-5" or "claude-fable-5" or 11 more`
47444778
47454779 The model that will power your agent.
47464780
47474781 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
47484782
4783 - `"claude-fable-5-1"`
4784
4785 Frontier intelligence for ambitious tasks across coding, scientific discovery, and enterprise workflows
4786
47494787 - `"claude-sonnet-5"`
47504788
47514789 High-performance model for coding and agents
from line 5520
54825520
54835521 - `string`
54845522
5485 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 38 more`
5523 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 41 more`
54865524
54875525 - `"message-batches-2024-09-24"`
54885526
from line 5604
55665604
55675605 - `"ce-user-management-2026-07-13"`
55685606
5607 - `"mid-conversation-output-config-2026-07-01"`
5608
5609 - `"thinking-binding-controls-2026-08-01"`
5610
5611 - `"mid-conversation-system-clear-at-2026-08-21"`
5612
55695613#### Returns
55705614
55715615- `data: optional array of BetaManagedAgentsSessionEvent`
from line 7082
70387082
70397083 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
70407084
7041 - `"claude-sonnet-5" or "claude-fable-5" or "claude-opus-5" or 10 more`
7085 - `"claude-fable-5-1" or "claude-sonnet-5" or "claude-fable-5" or 11 more`
70427086
70437087 The model that will power your agent.
70447088
70457089 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
70467090
7091 - `"claude-fable-5-1"`
7092
7093 Frontier intelligence for ambitious tasks across coding, scientific discovery, and enterprise workflows
7094
70477095 - `"claude-sonnet-5"`
70487096
70497097 High-performance model for coding and agents
from line 7806
77587806
77597807 - `string`
77607808
7761 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 38 more`
7809 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 41 more`
77627810
77637811 - `"message-batches-2024-09-24"`
77647812
from line 7890
78427890
78437891 - `"ce-user-management-2026-07-13"`
78447892
7893 - `"mid-conversation-output-config-2026-07-01"`
7894
7895 - `"thinking-binding-controls-2026-08-01"`
7896
7897 - `"mid-conversation-system-clear-at-2026-08-21"`
7898
78457899#### Returns
78467900
78477901- `BetaManagedAgentsStreamSessionThreadEvents = BetaManagedAgentsUserMessageEvent or BetaManagedAgentsUserInterruptEvent or BetaManagedAgentsUserToolConfirmationEvent or 34 more`
from line 9266
92129266
92139267 The id of the `agent.tool_use` event this result corresponds to, which can be found in the last `session.status_idle` [event's](https://platform.claude.com/docs/en/api/beta/sessions/events/list#beta_managed_agents_session_requires_action.event_ids) `stop_reason.event_ids` field.
92149268
9215 - `type: "user.tool_result"`
9216
9217 - `content: optional array of BetaManagedAgentsTextBlock or BetaManagedAgentsImageBlock or BetaManagedAgentsDocumentBlock or BetaManagedAgentsSearchResultBlock`
9218
9219 The result content returned by the tool.
9220
9221 - `BetaManagedAgentsTextBlock object`
9222
9223 Regular text content.
9224
9225 - `BetaManagedAgentsImageBlock object`
9226
9227 Image content specified directly as base64 data or as a reference via a URL.
9228
9229 - `BetaManagedAgentsDocumentBlock object`
9230
9231 Document content, either specified directly as base64 data, as text, or as a reference via a URL.
9232
9233 - `BetaManagedAgentsSearchResultBlock object`
9234
9235 A block containing a web search result.
9236
9237 - `is_error: optional boolean or null`
9238
9239 Whether the tool execution resulted in an error.
9240
9241 - `processed_at: optional string or null`
9242
9243 A timestamp in RFC 3339 format
9244
9245 format: date-time
9246
9247 - `session_thread_id: optional string or null`
9248
9249 Routes this result to a subagent thread. Copy from the `agent.tool_use` event's `session_thread_id`.
9250
9251 - `BetaManagedAgentsSessionThreadStatusRescheduledEvent object`
9252
9253 A session thread hit a transient error and is retrying automatically. Emitted on the thread's own stream and cross-posted to the primary stream for child threads.
9254
9255 - `id: string`
9256
9257 Unique identifier for this event.
9258
9259 - `agent_name: string`
9260
9261 Name of the agent the thread runs.
9262
9263 - `processed_at: string`
9264
9265 A timestamp in RFC 3339 format
9266
9267 format: date-time
9268
9269 - `session_thread_id: string`
9270
9271 Public sthr_ ID of the thread that is retrying.
9272
9273 - `type: "session.thread_status_rescheduled"`
9274
9275 - `BetaManagedAgentsSessionUpdatedEvent object`
9276
9277 Emit
9269 - `type: