---
title: "Changes to Report an agent activity-state signal for a session"
method: POST
path: "/api/v1/sessions/{sessionId}/activity"
---

# Changes to Report an agent activity-state signal for a session

`POST /api/v1/sessions/{sessionId}/activity`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 7 of 108 revisions.

- **2026-08-28** `e853ada076ff` — 1 info
- **2026-08-09** `641f372d664d` — 3 info
- **2026-08-06** `966e7144cdbc` — 1 info
- **2026-07-24** `d202268a973f` — 1 info
- **2026-07-16** `7a49ff91f2db` — 2 info
- **2026-07-11** `ff644229050b` — 4 info
- **2026-06-10** `b64f5ab46d87` — 2 breaking, 4 warning

## Changes

- **2026-08-28** `e853ada076ff` — 1 info
  - added the new optional request property `usage/providerId`
- **2026-08-09** `641f372d664d` — 3 info
  - added the new optional request property `latestAssistantUpdate`
  - added the new optional request property `latestUserPrompt`
  - added the new optional request property `transcriptPath`
- **2026-08-06** `966e7144cdbc` — 1 info
  - added the new optional request property `usage`
- **2026-07-24** `d202268a973f` — 1 info
  - added the new optional request property `launchId`
- **2026-07-16** `7a49ff91f2db` — 2 info
  - added the new optional request property `agentSessionId`
  - the request property `state` became optional
- **2026-07-11** `ff644229050b` — 4 info
  - added the new optional request property `event`
  - added the new optional request property `toolName`
  - added the new optional request property `toolUseId`
  - added the new `blocked` enum value to the request property `state`
- **2026-06-10** `b64f5ab46d87` — 2 breaking, 4 warning
  - the request property `state` became required
  - removed the enum value `blocked` of the request property `state`
  - removed the request property `agentSessionId`
  - removed the request property `event`
  - removed the request property `toolName`
  - removed the request property `toolUseId`

---

[Operation](https://skmtc.dev/composiohq/apis/agent-orchestrator-http-daemon/docs/api/v1/sessions/:sessionId/activity/post.md) · [API](https://skmtc.dev/composiohq/apis/agent-orchestrator-http-daemon.md) · [Page](https://skmtc.dev/composiohq/apis/agent-orchestrator-http-daemon/changes/api/v1/sessions/:sessionId/activity/post)