canvas.realtime.activity.end

mutation write

Use when the requested change exactly matches canvas.realtime.activity.end; read the current state first when a version or identifier may have changed.

Before calling

• Authenticate as the accountable Enhance person.
• Use only resource identifiers returned by an earlier capability result or supplied by the person.
• Reuse clientToken only when retrying this exact mutation input.

Input

{"$schema":"https://json-schema.org/draft/2020-12/schema","type":"object","properties":{"canvasId":{"type":"string","format":"uuid","pattern":"^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$"},"activityId":{"type":"string","format":"uuid","pattern":"^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$"}},"required":["canvasId","activityId"]}

Example

{
 "canvasId": "00000000-0000-4000-8000-000000000010",
 "activityId": "00000000-0000-4000-8000-000000000010"
}

Result

Returns a typed canvas.realtime.activity.end result from the Enhance API without transport-specific prose.

• ended (required): Returned field ended.

{"$schema":"https://json-schema.org/draft/2020-12/schema","type":"object","properties":{"ended":{"type":"boolean","const":true}},"required":["ended"],"additionalProperties":false}

Example result

{
 "ended": true
}

Recovery

• BAD_REQUEST: correct the named fields and call again.
• UNAUTHORIZED: restore Enhance authentication, then retry once.
• FORBIDDEN or NOT_FOUND: check the supplied resource and selection; do not substitute unrelated content. Ask for corrected access or scope if needed.
• CONFLICT: read the current resource, merge the intended change, and retry with its version.
• INTERNAL: run Enhance diagnostics, report the failure, and stop repeating the call.

Continue with

• Read the affected canvas resource to confirm the result.

Versions

Compatibility: 2fb2c4327cc6fa56b7868aa96702df84066dd223d9c46f8e33615b4ab574ee15.

Minimum tested versions: Enhance CLI and MCP runtime 0.1.40, plugin 1.0.38, Node.js 24. No older floor is published.