---
title: "Changes to Get Agent Card"
method: GET
path: "/a2a/{agent_id}/.well-known/agent.json"
---

# Changes to Get Agent Card

`GET /a2a/{agent_id}/.well-known/agent.json`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 1 of 105 revisions.

- **2026-10-21** `f2fb14eab3f5`: 4 info

## Changes

- **2026-10-21** `f2fb14eab3f5`: 4 info
  - api tag `a2a` added
  - api tag `[beta] A2A Agents` removed
  - added the optional property `detail/items/ctx` to the response with the `422` status
  - added the optional property `detail/items/input` to the response with the `422` status

---

[Operation](https://skmtc.dev/sea-lion/apis/litellm-api/docs/a2a/:agent_id/.well-known/agent.json/get.md) · [API](https://skmtc.dev/sea-lion/apis/litellm-api.md) · [Page](https://skmtc.dev/sea-lion/apis/litellm-api/changes/a2a/:agent_id/.well-known/agent.json/get)