Sweep 22 Sep 2026 · 17:19Z Build v2.1.280 501 read Stable v2.1.267 Latest v2.1.280 Next v2.1.280 Feeds RSS JSON llms.txt Unofficial
One change · api

Threads changed

api/beta/sessions/threads

Nearest release: v2.1.280, published 20 hours 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+24added
Lines−8removed
From line 131 where the diff opens
First seen 14 Aug 2026 this site's first read of the page
Recorded edits12to this page, all time

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from line 131
131131 
132132- `"anthropic-workspace-id": optional string`
133133 
134 Optional header to select the Workspace for this request. The value is a Workspace ID (for example, `wrkspc_011CZkZaBF1tNoB5wlCeusgy`).
135 
136 Only needed for credentials that can act on more than one Workspace. A credential that belongs to a specific Workspace may omit it; if sent, it must match that Workspace.
137 
134138### Returns
135139 
136140- `data: optional array of BetaManagedAgentsSessionThread`
from line 149
145149 
146150 - `agent: BetaManagedAgentsSessionThreadAgent or BetaManagedAgentsAdvisor`
147151 
148 The resolved agent a session thread runs: a saved-agent snapshot, the platform advisor entry, or an inline-defined (ephemeral) agent snapshot.
152 The resolved agent a `session_thread` runs.
149153 
150154 - `BetaManagedAgentsSessionThreadAgent object`
151155 
from line 1040
10361040 
10371041- `"anthropic-workspace-id": optional string`
10381042 
1043 Optional header to select the Workspace for this request. The value is a Workspace ID (for example, `wrkspc_011CZkZaBF1tNoB5wlCeusgy`).
1044 
1045 Only needed for credentials that can act on more than one Workspace. A credential that belongs to a specific Workspace may omit it; if sent, it must match that Workspace.
1046 
10391047### Returns
10401048 
10411049- `BetaManagedAgentsSessionThread object`
from line 1058
10501058 
10511059 - `agent: BetaManagedAgentsSessionThreadAgent or BetaManagedAgentsAdvisor`
10521060 
1053 The resolved agent a session thread runs: a saved-agent snapshot, the platform advisor entry, or an inline-defined (ephemeral) agent snapshot.
1061 The resolved agent a `session_thread` runs.
10541062 
10551063 - `BetaManagedAgentsSessionThreadAgent object`
10561064 
from line 1940
19321940 
19331941- `"anthropic-workspace-id": optional string`
19341942 
1943 Optional header to select the Workspace for this request. The value is a Workspace ID (for example, `wrkspc_011CZkZaBF1tNoB5wlCeusgy`).
1944 
1945 Only needed for credentials that can act on more than one Workspace. A credential that belongs to a specific Workspace may omit it; if sent, it must match that Workspace.
1946 
19351947### Returns
19361948 
19371949- `BetaManagedAgentsSessionThread object`
from line 1958
19461958 
19471959 - `agent: BetaManagedAgentsSessionThreadAgent or BetaManagedAgentsAdvisor`
19481960 
1949 The resolved agent a session thread runs: a saved-agent snapshot, the platform advisor entry, or an inline-defined (ephemeral) agent snapshot.
1961 The resolved agent a `session_thread` runs.
19501962 
19511963 - `BetaManagedAgentsSessionThreadAgent object`
19521964 
from line 2741
27292741 
27302742 - `agent: BetaManagedAgentsSessionThreadAgent or BetaManagedAgentsAdvisor`
27312743 
2732 The resolved agent a session thread runs: a saved-agent snapshot, the platform advisor entry, or an inline-defined (ephemeral) agent snapshot.
2744 The resolved agent a `session_thread` runs.
27332745 
27342746 - `BetaManagedAgentsSessionThreadAgent object`
27352747 
from line 5823
58115823 
58125824- `limit: optional number`
58135825 
5814 Query parameter for limit
5815 
58165826 format: int32
58175827 
58185828- `page: optional string`
58195829 
5820 Query parameter for page
5821 
58225830#### Headers
58235831 
58245832- `"anthropic-beta": optional array of AnthropicBeta`
from line 5931
59235931 
59245932- `"anthropic-workspace-id": optional string`
59255933 
5934 Optional header to select the Workspace for this request. The value is a Workspace ID (for example, `wrkspc_011CZkZaBF1tNoB5wlCeusgy`).
5935 
5936 Only needed for credentials that can act on more than one Workspace. A credential that belongs to a specific Workspace may omit it; if sent, it must match that Workspace.
5937 
59265938#### Returns
59275939 
59285940- `data: optional array of BetaManagedAgentsSessionEvent`
from line 8327
83158327 
83168328- `"anthropic-workspace-id": optional string`
83178329 
8330 Optional header to select the Workspace for this request. The value is a Workspace ID (for example, `wrkspc_011CZkZaBF1tNoB5wlCeusgy`).
8331 
8332 Only needed for credentials that can act on more than one Workspace. A credential that belongs to a specific Workspace may omit it; if sent, it must match that Workspace.
8333 
83188334#### Returns
83198335 
83208336- `BetaManagedAgentsStreamSessionThreadEvents = BetaManagedAgentsUserMessageEvent or BetaManagedAgentsUserInterruptEvent or BetaManagedAgentsUserToolConfirmationEvent or 34 more`
from line 8569
85538569 
85548570 - `id: string`
85558571 
8556 Unique identifier for this event.
8557 
8558 - `custom_tool_use_id: string`
8559 
8560 The id of the `agent.custom_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.
8561 
8562 - `content: optional array of BetaManagedAgentsTextBlock or BetaManagedAgentsImageBlock or BetaManagedAgentsDocumentBlock or BetaManagedAgentsSearchResultBlock`
8563 
8564 The result content returned by the tool.
8565 
8566 - `BetaManagedAgentsTextBlock object`
8567 
8568 Regular text content.
8569 
8570 - `BetaManagedAgentsImageBlock object`
8571 
8572 Image content specified directly as base64 data or as a reference via a URL.
8573 
8574 - `BetaManagedAgentsDocumentBlock object`
8575 
8576 Document content, either specified directly as base64 data, as text, or as a reference via a URL.
8577 
8578 - `BetaManagedAgentsSearchResultBlock object`
8579 
8580 A block containing a web search result.
8581 
8582 - `type: "search_result"`
8583 
8584 - `citations: BetaManagedAgentsSearchRe
8572 Unique identifi