---
title: "Delete chat completion"
method: DELETE
path: "/chat/completions/{completion_id}"
tags: ["Chat"]
---

# Delete chat completion

`DELETE /chat/completions/{completion_id}`

Delete a stored chat completion. Only Chat Completions that have been
created with the `store` parameter set to `true` can be deleted.

## Path parameters

- `completion_id` string, required

## Response `200`

The chat completion was deleted successfully.

- ChatCompletionDeleted
  - `object` 'chat.completion.deleted', required — The type of object being deleted.
  - `id` string, required — The ID of the chat completion that was deleted.
  - `deleted` boolean, required — Whether the chat completion was deleted.

## Other responses

- `404` — No stored chat completion was found with the specified ID.
- `429` — The request was rejected because a rate limit was exceeded.
- `500` — An internal error prevented the request from being completed.

## Changes

- **2026-09-25** `8166b0205067` — 3 info
  - added the non-success response with the status `404`
  - added the non-success response with the status `429`
  - added the non-success response with the status `500`
- **2025-03-11** `6ab43fe7798e` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/openai/apis/openapi/changes/chat/completions/:completion_id/delete.md)

---

[API](https://skmtc.dev/openai/apis/openapi.md) · [All operations](https://skmtc.dev/openai/apis/openapi/llms.txt) · [OpenAPI document](https://skmtc.dev/openai/apis/openapi/revisions/222f167a2327?raw)