REST API endpoints for GitHub Actions cache

About the cache in GitHub Actions

You can use the REST API to query and manage the cache for repositories in GitHub Actions. You can also install a GitHub CLI extension to manage your caches from the command line. For more information, see Caching dependencies to speed up workflows.

Get GitHub Actions cache usage for an organization

Gets the total GitHub Actions cache usage for an organization. The data fetched using this API is refreshed approximately every 5 minutes, so values returned from this endpoint may take at least 5 minutes to get updated.

OAuth tokens and personal access tokens (classic) need the read:org scope to use this endpoint.

Fine-grained access tokens for "Get GitHub Actions cache usage for an organization"

This endpoint works with the following fine-grained token types:

The fine-grained token must have the following permission set:

"Administration" organization permissions (read)

Parameters for "Get GitHub Actions cache usage for an organization"

Headers
Name, Type, Description
`accept` string Setting to `application/vnd.github+json` is recommended.

Path parameters
Name, Type, Description
`org` string Required The organization name. The name is not case sensitive.

HTTP response status codes for "Get GitHub Actions cache usage for an organization"

Status code	Description
`200`	OK

Code samples for "Get GitHub Actions cache usage for an organization"

Request example

get/orgs/{org}/actions/cache/usage

curl -L \
  -H "Accept: application/vnd.github+json" \
  -H "Authorization: Bearer <YOUR-TOKEN>" \
  -H "X-GitHub-Api-Version: 2022-11-28" \
  https://api.github.com/orgs/ORG/actions/cache/usage

Response

Status: 200

{
  "total_active_caches_size_in_bytes": 3344284,
  "total_active_caches_count": 5
}

List repositories with GitHub Actions cache usage for an organization

Lists repositories and their GitHub Actions cache usage for an organization. The data fetched using this API is refreshed approximately every 5 minutes, so values returned from this endpoint may take at least 5 minutes to get updated.

OAuth tokens and personal access tokens (classic) need the read:org scope to use this endpoint.

Fine-grained access tokens for "List repositories with GitHub Actions cache usage for an organization"

This endpoint works with the following fine-grained token types:

The fine-grained token must have the following permission set:

"Administration" organization permissions (read)

Parameters for "List repositories with GitHub Actions cache usage for an organization"

Headers
Name, Type, Description
`accept` string Setting to `application/vnd.github+json` is recommended.

Path parameters
Name, Type, Description
`org` string Required The organization name. The name is not case sensitive.

Query parameters
Name, Type, Description
`per_page` integer The number of results per page (max 100). For more information, see "Using pagination in the REST API." Default: `30`
`page` integer The page number of the results to fetch. For more information, see "Using pagination in the REST API." Default: `1`

HTTP response status codes for "List repositories with GitHub Actions cache usage for an organization"

Status code	Description
`200`	OK

Code samples for "List repositories with GitHub Actions cache usage for an organization"

Request example

get/orgs/{org}/actions/cache/usage-by-repository

curl -L \
  -H "Accept: application/vnd.github+json" \
  -H "Authorization: Bearer <YOUR-TOKEN>" \
  -H "X-GitHub-Api-Version: 2022-11-28" \
  https://api.github.com/orgs/ORG/actions/cache/usage-by-repository

Response

Status: 200

{
  "total_count": 2,
  "repository_cache_usages": [
    {
      "full_name": "octo-org/Hello-World",
      "active_caches_size_in_bytes": 2322142,
      "active_caches_count": 3
    },
    {
      "full_name": "octo-org/server",
      "active_caches_size_in_bytes": 1022142,
      "active_caches_count": 2
    }
  ]
}

Get GitHub Actions cache usage for a repository

Gets GitHub Actions cache usage for a repository. The data fetched using this API is refreshed approximately every 5 minutes, so values returned from this endpoint may take at least 5 minutes to get updated.

Anyone with read access to the repository can use this endpoint.

If the repository is private, OAuth tokens and personal access tokens (classic) need the repo scope to use this endpoint.

Fine-grained access tokens for "Get GitHub Actions cache usage for a repository"

This endpoint works with the following fine-grained token types:

The fine-grained token must have the following permission set:

"Actions" repository permissions (read)

This endpoint can be used without authentication or the aforementioned permissions if only public resources are requested.

Parameters for "Get GitHub Actions cache usage for a repository"

Headers
Name, Type, Description
`accept` string Setting to `application/vnd.github+json` is recommended.

Path parameters
Name, Type, Description
`owner` string Required The account owner of the repository. The name is not case sensitive.
`repo` string Required The name of the repository without the `.git` extension. The name is not case sensitive.

HTTP response status codes for "Get GitHub Actions cache usage for a repository"

Status code	Description
`200`	OK

Code samples for "Get GitHub Actions cache usage for a repository"

Request example

get/repos/{owner}/{repo}/actions/cache/usage

curl -L \
  -H "Accept: application/vnd.github+json" \
  -H "Authorization: Bearer <YOUR-TOKEN>" \
  -H "X-GitHub-Api-Version: 2022-11-28" \
  https://api.github.com/repos/OWNER/REPO/actions/cache/usage

Response

Status: 200

{
  "full_name": "octo-org/Hello-World",
  "active_caches_size_in_bytes": 2322142,
  "active_caches_count": 3
}

List GitHub Actions caches for a repository

Lists the GitHub Actions caches for a repository.

OAuth tokens and personal access tokens (classic) need the repo scope to use this endpoint.

Fine-grained access tokens for "List GitHub Actions caches for a repository"

This endpoint works with the following fine-grained token types:

The fine-grained token must have the following permission set:

"Actions" repository permissions (read)

This endpoint can be used without authentication or the aforementioned permissions if only public resources are requested.

Parameters for "List GitHub Actions caches for a repository"

Headers
Name, Type, Description
`accept` string Setting to `application/vnd.github+json` is recommended.

Path parameters
Name, Type, Description
`owner` string Required The account owner of the repository. The name is not case sensitive.
`repo` string Required The name of the repository without the `.git` extension. The name is not case sensitive.

Query parameters
Name, Type, Description
`per_page` integer The number of results per page (max 100). For more information, see "Using pagination in the REST API." Default: `30`
`page` integer The page number of the results to fetch. For more information, see "Using pagination in the REST API." Default: `1`
`ref` string 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`.
`key` string An explicit key or prefix for identifying the cache
`sort` string The property to sort the results by. `created_at` means when the cache was created. `last_accessed_at` means when the cache was last accessed. `size_in_bytes` is the size of the cache in bytes. Default: `last_accessed_at` Can be one of: `created_at`, `last_accessed_at`, `size_in_bytes`
`direction` string The direction to sort the results by. Default: `desc` Can be one of: `asc`, `desc`

HTTP response status codes for "List GitHub Actions caches for a repository"

Status code	Description
`200`	OK

Code samples for "List GitHub Actions caches for a repository"

Request example

get/repos/{owner}/{repo}/actions/caches

curl -L \
  -H "Accept: application/vnd.github+json" \
  -H "Authorization: Bearer <YOUR-TOKEN>" \
  -H "X-GitHub-Api-Version: 2022-11-28" \
  https://api.github.com/repos/OWNER/REPO/actions/caches

Response

Status: 200

{
  "total_count": 1,
  "actions_caches": [
    {
      "id": 505,
      "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
    }
  ]
}

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

Deletes one or more GitHub Actions caches for a repository, using a complete cache key. By default, all caches that match the provided key are deleted, but you can optionally provide a Git ref to restrict deletions to caches that match both the provided key and the Git ref.

OAuth tokens and personal access tokens (classic) need the repo scope to use this endpoint.

Fine-grained access tokens for "Delete GitHub Actions caches for a repository (using a cache key)"

This endpoint works with the following fine-grained token types:

The fine-grained token must have the following permission set:

"Actions" repository permissions (write)

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

Headers
Name, Type, Description
`accept` string Setting to `application/vnd.github+json` is recommended.

Path parameters
Name, Type, Description
`owner` string Required The account owner of the repository. The name is not case sensitive.
`repo` string Required The name of the repository without the `.git` extension. The name is not case sensitive.

Query parameters
Name, Type, Description
`key` string Required A key for identifying the cache.
`ref` string 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`.

HTTP response status codes for "Delete GitHub Actions caches for a repository (using a cache key)"

Status code	Description
`200`	OK

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

Request example

delete/repos/{owner}/{repo}/actions/caches

curl -L \
  -X DELETE \
  -H "Accept: application/vnd.github+json" \
  -H "Authorization: Bearer <YOUR-TOKEN>" \
  -H "X-GitHub-Api-Version: 2022-11-28" \
  "https://api.github.com/repos/OWNER/REPO/actions/caches?key=Linux-node-958aff96db2d75d67787d1e634ae70b659de937b"

Response

Status: 200

{
  "total_count": 1,
  "actions_caches": [
    {
      "id": 505,
      "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
    }
  ]
}

Delete a GitHub Actions cache for a repository (using a cache ID)

Deletes a GitHub Actions cache for a repository, using a cache ID.

OAuth tokens and personal access tokens (classic) need the repo scope to use this endpoint.

Fine-grained access tokens for "Delete a GitHub Actions cache for a repository (using a cache ID)"

This endpoint works with the following fine-grained token types:

The fine-grained token must have the following permission set:

"Actions" repository permissions (write)

Parameters for "Delete a GitHub Actions cache for a repository (using a cache ID)"

Headers
Name, Type, Description
`accept` string Setting to `application/vnd.github+json` is recommended.

Path parameters
Name, Type, Description
`owner` string Required The account owner of the repository. The name is not case sensitive.
`repo` string Required The name of the repository without the `.git` extension. The name is not case sensitive.
`cache_id` integer Required The unique identifier of the GitHub Actions cache.

HTTP response status codes for "Delete a GitHub Actions cache for a repository (using a cache ID)"

Status code	Description
`204`	No Content

Code samples for "Delete a GitHub Actions cache for a repository (using a cache ID)"

Request example

delete/repos/{owner}/{repo}/actions/caches/{cache_id}

curl -L \
  -X DELETE \
  -H "Accept: application/vnd.github+json" \
  -H "Authorization: Bearer <YOUR-TOKEN>" \
  -H "X-GitHub-Api-Version: 2022-11-28" \
  https://api.github.com/repos/OWNER/REPO/actions/caches/CACHE_ID

Response

Status: 204