---
title: "Get Agent Well Known Card"
method: GET
path: "/v1/agents/{agent_id}/.well-known/agent-card.json"
tags: ["v1", "public"]
---

# Get Agent Well Known Card

`GET /v1/agents/{agent_id}/.well-known/agent-card.json`

Agent-specific well-known discovery endpoint.

Returns the agent card for this specific agent, at
/v1/agents/{agent_id}/.well-known/agent-card.json

This allows each agent to have its own well-known endpoint, which is A2A compliant.
Later, this can be proxied to subdomains:
- agent1.domain.com/.well-known/agent-card.json -> /v1/agents/{id}/.well-known/agent-card.json

## Path parameters

- `agent_id` string, uuid, required

## Response `200`

Successful Response

- unknown

## Other responses

- `422` — Validation Error

## Changes

- **2026-09-24** `b644aa8a6a70` — 5 breaking, 9 warning
  - the response's body type changed from `object` to no type for status `200`
  - removed the required property `capabilities` from the response with the `200` status
  - removed the required property `name` from the response with the `200` status
  - removed the required property `skills` from the response with the `200` status
  - …10 more
- **2026-08-14** `082e677c141c` — 6 info
  - the endpoint scheme security `bearer` was added to the API
  - the endpoint scheme security `HTTPBearer` was removed from the API
  - api tag `public` added
  - api tag `agents` removed
  - …2 more
- **2026-07-08** `8940d7f77282` — 1 breaking, 3 warning, 3 info
  - removed the required property `url` from the response with the `200` status
  - removed the optional property `capabilities/stateTransitionHistory` from the response with the `200` status
  - removed the optional property `protocolVersion` from the response with the `200` status
  - removed the optional property `supportsAuthenticatedExtendedCard` from the response with the `200` status
  - …3 more
- **2026-06-18** `dad98bb65260` — 1 info
  - endpoint added
- **2026-03-30** `e9c153221160` — 1 breaking
  - api path removed without deprecation

[Change history](https://skmtc.dev/agentarea/apis/agentarea-api/changes/v1/agents/:agent_id/.well-known/agent-card.json/get.md)

---

[API](https://skmtc.dev/agentarea/apis/agentarea-api.md) · [All operations](https://skmtc.dev/agentarea/apis/agentarea-api/llms.txt) · [OpenAPI document](https://skmtc.dev/agentarea/apis/agentarea-api/revisions/c926881f6c6e?raw)