---
title: "Run a fresh local readiness probe for one agent adapter"
method: POST
path: "/api/v1/agents/{agent}/probe"
tags: ["agents"]
---

# Run a fresh local readiness probe for one agent adapter

`POST /api/v1/agents/{agent}/probe`

## Path parameters

- `agent` string, required — Agent adapter identifier.

## Response `200`

OK

- ProbeAgentResponse
  - `agent` AgentInfo, required
    - `authStatus` 'authorized' | 'unauthorized' | 'unknown' — Advisory local auth probe result. authorized means a recent local probe passed; spawn remains the authoritative validation point.
    - `id` string, required
    - `label` string, required
    - `lastUsedAt` string, date-time, nullable — Creation time of the newest retained session currently attributed to this agent.
    - `usageCount` integer — Number of retained sessions currently attributed to this agent.
  - `installed` boolean, required
  - `supported` boolean, required

## Other responses

- `400` — Bad Request
- `500` — Internal Server Error
- `501` — Not Implemented

## Changes

- **2026-08-21** `ddec88a09a83` — 2 info
  - added the optional property `agent/lastUsedAt` to the response with the `200` status
  - added the optional property `agent/usageCount` to the response with the `200` status
- **2026-07-04** `ba26c5ffde7c` — 1 info
  - endpoint added
- **2026-06-10** `b64f5ab46d87` — 1 breaking
  - api path removed without deprecation

[Change history](https://skmtc.dev/composiohq/apis/agent-orchestrator-http-daemon/changes/api/v1/agents/:agent/probe/post.md)

---

[API](https://skmtc.dev/composiohq/apis/agent-orchestrator-http-daemon.md) · [All operations](https://skmtc.dev/composiohq/apis/agent-orchestrator-http-daemon/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/composiohq/agent-orchestrator-http-daemon/revisions/09f65272fe44/schema)