Cancel execution

POST/v1/threads/{threadId}/cancel

Cancel a running execution in this thread

How to call this endpoint

Every ACP API request uses bearer authentication. The examples here show the actual request path, auth header, and body shape that the platform expects.

Path, query, and header parameters

These parameters control which ACP object the endpoint acts on and how the request is processed.

Path parameters
NameLocationTypeRequiredDescription
threadIdpathstringYesThread ID
Query parameters
None.

Body schema

This endpoint does not require a request body.

None.

What the API returns

Each response code below includes the documented payload shape for the ACP API.

200Execution cancelled
None.
400No active execution to cancel
None.
Cancel execution
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Response 200
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See the ACP quickstart and SDK flow