---
title: "Changes to Chat Completions"
method: POST
path: "/v1/chat/completions"
---

# Changes to Chat Completions

`POST /v1/chat/completions`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 1 of 4 revisions.

- **2024-06-18** `b003833f1f0c` — 6 breaking, 2 warning, 2 info

## Changes

- **2024-06-18** `b003833f1f0c` — 6 breaking, 2 warning, 2 info
  - the response's body type/format changed from `object`/`` to ``/`` for status `200`
  - removed the required property `choices` from the response with the `200` status
  - removed the required property `created` from the response with the `200` status
  - removed the required property `id` from the response with the `200` status
  - removed the required property `model` from the response with the `200` status
  - removed the required property `object` from the response with the `200` status
  - removed the optional property `system_fingerprint` from the response with the `200` status
  - removed the optional property `usage` from the response with the `200` status
  - added `#/components/schemas/ChatCompletion, #/components/schemas/ChatCompletion, subschema #2` to the response body `anyOf` list for the response status `200`
  - added the media type `text/event-stream` for the response with the status `200`

---

[Operation](https://skmtc.dev/alphakek-ai/apis/fastapi/docs/v1/chat/completions/post.md) · [API](https://skmtc.dev/alphakek-ai/apis/fastapi.md) · [Page](https://skmtc.dev/alphakek-ai/apis/fastapi/changes/v1/chat/completions/post)