curl -X DELETE 'https://api.github.com/repos/example-owner/example-repo/actions/caches?key=example-key&ref=example-ref' \
  -H "Authorization: Bearer $GITHUB_TOKEN" \
  -H 'Accept: application/vnd.github+json' \
  -H 'X-GitHub-Api-Version: 2026-03-10'

# DELETE /repos/{owner}/{repo}/actions/caches (GitHub API)
Base URL: https://api.github.com
Auth: Authorization; GitHub token; required.
Last verified: 2026-10-20

> Delete GitHub Actions caches for a repository (using a cache key)

## Critical Gotchas
* GitHub recommends an `Accept: application/vnd.github+json` header and an explicit `X-GitHub-Api-Version` header.
* Fine-grained tokens only authorize repositories and permissions selected when the token is created.

## cURL
curl -X DELETE 'https://api.github.com/repos/example-owner/example-repo/actions/caches?key=example-key&ref=example-ref' \
  -H "Authorization: Bearer $GITHUB_TOKEN" \
  -H 'Accept: application/vnd.github+json' \
  -H 'X-GitHub-Api-Version: 2026-03-10'

## Parameters
| Name | In | Type | Required | Description |
| :--- | :--- | :--- | :--- | :--- |
| owner | path | string | Yes | The account owner of the repository. The name is not case sensitive. |
| repo | path | string | Yes | The name of the repository without the `.git` extension. The name is not case... |
| key | query | string | Yes | A key for identifying the cache. |
| ref | query | string | No | The full Git reference for narrowing down the cache. The `ref` for a branch s... |

## Response example
{"total_count":2,"actions_caches":[{}]}

---
Need an API key? Get one at https://github.com/settings/tokens

DELETE

DELETE /repos/{owner}/{repo}/actions/caches — GitHub API

GitHub token (required); https://api.github.com

GitHub API

Delete GitHub Actions caches for a repository (using a cache key)

Base URL: https://api.github.com
Auth: Authorization: Bearer <GITHUB_API_KEY>
Last verified: 2026-10-20 · upstream hash matched

Actions Try in browser→

Agents: curl -H "Accept: text/markdown" this URL
→ 260 tokens · Vary: Accept

Critical gotchas

GitHub recommends an Accept: application/vnd.github+json header and an explicit X-GitHub-Api-Version header.

Fine-grained tokens only authorize repositories and permissions selected when the token is created.

cURL

curl -X DELETE 'https://api.github.com/repos/example-owner/example-repo/actions/caches?key=example-key&ref=example-ref' \  -H "Authorization: Bearer $GITHUB_TOKEN" \  -H 'Accept: application/vnd.github+json' \  -H 'X-GitHub-Api-Version: 2026-03-10'

Parameters

Name	In	Type	Required	Description
owner	path	string	Yes	The account owner of the repository. The name is not case sensitive.
repo	path	string	Yes	The name of the repository without the `.git` extension. The name is not case sensitive.
key	query	string	Yes	A key for identifying the cache.
ref	query	string	No	The full Git reference for narrowing down the cache. The `ref` for a branch should be formatted as `refs/heads/<branch name>`. To reference a pull request use `refs/pull/<number>/merge`.

Response 200 OK

{
  "total_count": 2,
  "actions_caches": [
    {
      "id": 2,
      "ref": "refs/heads/main",
      "key": "Linux-node-958aff96db2d75d67787d1e634ae70b659de937b",
      "version": "73885106f58cc52a7df9ec4d4a5622a5614813162cb516c759a30af6bf56e6f0",
      "last_accessed_at": "2019-01-24T22:45:36.000Z",
      "created_at": "2019-01-24T22:45:36.000Z",
      "size_in_bytes": 1024
    }
  ]
}

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