---
title: "Compute a stable signature over an agent's installed skills"
method: GET
path: "/api/agents/{id}/skills/signature"
tags: ["Skills"]
---

# Compute a stable signature over an agent's installed skills

`GET /api/agents/{id}/skills/signature`

## Request

- Base URL: `http://localhost:3013`
- URL: `http://localhost:3013/api/agents/{id}/skills/signature`
- Auth: HTTP bearer

Returns a sha256 hash over per-row mutation fields of the agent's active+enabled skill set. Workers poll this to detect skill changes cheaply without fetching the full list.

## Path parameters

- `id` string, required

## Response `200`

Skills signature

- object
  - `hash` string, required
  - `count` number, required
  - `generatedAt` string, required

## Changes

- **2026-08-07** `06cac6a7c5bc`: 1 info
  - added the media type `application/json` for the response with the status `200`
- **2026-05-25** `afc7c221eb78`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/desplega-ai/apis/agent-swarm-api/changes/api/agents/:id/skills/signature/get.md)

---

[API](https://skmtc.dev/desplega-ai/apis/agent-swarm-api.md) - [All operations](https://skmtc.dev/desplega-ai/apis/agent-swarm-api/llms.txt) - [OpenAPI document](https://skmtc.dev/desplega-ai/apis/agent-swarm-api/revisions/7e4c7198192a?raw)