Codespaces user secrets

Use the REST API manage secrets that the user has access to in a codespace.

About Codespaces user secrets

You can create, list, and delete secrets (such as access tokens for cloud services) as well as assign secrets to repositories that the user has access to. These secrets are made available to the codespace at runtime. For more information, see "Managing secrets for your codespaces."

List secrets for the authenticated user

Lists all secrets available for a user's Codespaces without revealing their encrypted values.

You must authenticate using an access token with the codespace or codespace:secrets scope to use this endpoint. User must have Codespaces access to use this endpoint.

GitHub Apps must have read access to the codespaces_user_secrets user permission to use this endpoint.

Parameters for "List secrets for the authenticated user"

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

Query parameters
Name, Type, Description
`per_page` integer The number of results per page (max 100). Default: `30`
`page` integer Page number of the results to fetch. Default: `1`

HTTP response status codes for "List secrets for the authenticated user"

Status code	Description
`200`	OK

Code samples for "List secrets for the authenticated user"

get/user/codespaces/secrets

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/user/codespaces/secrets

Response

Status: 200

{
  "total_count": 2,
  "secrets": [
    {
      "name": "GH_TOKEN",
      "created_at": "2019-08-10T14:59:22Z",
      "updated_at": "2020-01-10T14:59:22Z",
      "visibility": "all"
    },
    {
      "name": "GIST_ID",
      "created_at": "2020-01-10T10:59:22Z",
      "updated_at": "2020-01-11T11:59:22Z",
      "visibility": "all"
    }
  ]
}

Get public key for the authenticated user

Gets your public key, which you need to encrypt secrets. You need to encrypt a secret before you can create or update secrets.

You must authenticate using an access token with the codespace or codespace:secrets scope to use this endpoint. User must have Codespaces access to use this endpoint.

GitHub Apps must have read access to the codespaces_user_secrets user permission to use this endpoint.

HTTP response status codes for "Get public key for the authenticated user"

Status code	Description
`200`	OK

Code samples for "Get public key for the authenticated user"

get/user/codespaces/secrets/public-key

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/user/codespaces/secrets/public-key

Response

Status: 200

{
  "key_id": "012345678912345678",
  "key": "2Sg8iYjAxxmI2LvUXpJjkYrMxURPc8r+dB7TJyvv1234"
}

Get a secret for the authenticated user

Gets a secret available to a user's codespaces without revealing its encrypted value.

You must authenticate using an access token with the codespace or codespace:secrets scope to use this endpoint. User must have Codespaces access to use this endpoint.

GitHub Apps must have read access to the codespaces_user_secrets user permission to use this endpoint.

Parameters for "Get a secret for the authenticated user"

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

Path parameters
Name, Type, Description
`secret_name` string Required The name of the secret.

HTTP response status codes for "Get a secret for the authenticated user"

Status code	Description
`200`	OK

Code samples for "Get a secret for the authenticated user"

get/user/codespaces/secrets/{secret_name}

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/user/codespaces/secrets/SECRET_NAME

Response

Status: 200

{
  "name": "CODESPACE_GH_SECRET",
  "created_at": "2019-08-10T14:59:22Z",
  "updated_at": "2020-01-10T14:59:22Z",
  "visibility": "selected",
  "selected_repositories_url": "https://api.github.com/user/codespaces/secrets/CODESPACE_GH_SECRET/repositories"
}

Create or update a secret for the authenticated user

Creates or updates a secret for a user's codespace with an encrypted value. Encrypt your secret using LibSodium. For more information, see "Encrypting secrets for the REST API."

You must authenticate using an access token with the codespace or codespace:secrets scope to use this endpoint. User must also have Codespaces access to use this endpoint.

GitHub Apps must have write access to the codespaces_user_secrets user permission and codespaces_secrets repository permission on all referenced repositories to use this endpoint.

Parameters for "Create or update a secret for the authenticated user"

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

Path parameters
Name, Type, Description
`secret_name` string Required The name of the secret.

Body parameters
Name, Type, Description
`encrypted_value` string Value for your secret, encrypted with LibSodium using the public key retrieved from the Get the public key for the authenticated user endpoint.
`key_id` string Required ID of the key you used to encrypt the secret.
`selected_repository_ids` array An array of repository ids that can access the user secret. You can manage the list of selected repositories using the List selected repositories for a user secret, Set selected repositories for a user secret, and Remove a selected repository from a user secret endpoints.

HTTP response status codes for "Create or update a secret for the authenticated user"

Status code	Description
`201`	Response after successfully creating a secret
`204`	Response after successfully updating a secret
`404`	Resource not found
`422`	Validation failed, or the endpoint has been spammed.

Code samples for "Create or update a secret for the authenticated user"

Select the example type

put/user/codespaces/secrets/{secret_name}

curl -L \
  -X PUT \
  -H "Accept: application/vnd.github+json" \
  -H "Authorization: Bearer <YOUR-TOKEN>" \
  -H "X-GitHub-Api-Version: 2022-11-28" \
  https://api.github.com/user/codespaces/secrets/SECRET_NAME \
  -d '{"encrypted_value":"c2VjcmV0","key_id":"012345678912345678","selected_repository_ids":["1234567","2345678"]}'

Response after successfully creating a secret

Status: 201

Delete a secret for the authenticated user

Deletes a secret from a user's codespaces using the secret name. Deleting the secret will remove access from all codespaces that were allowed to access the secret.

You must authenticate using an access token with the codespace or codespace:secrets scope to use this endpoint. User must have Codespaces access to use this endpoint.

GitHub Apps must have write access to the codespaces_user_secrets user permission to use this endpoint.

Parameters for "Delete a secret for the authenticated user"

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

Path parameters
Name, Type, Description
`secret_name` string Required The name of the secret.

HTTP response status codes for "Delete a secret for the authenticated user"

Status code	Description
`204`	No Content

Code samples for "Delete a secret for the authenticated user"

delete/user/codespaces/secrets/{secret_name}

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/user/codespaces/secrets/SECRET_NAME

Response

Status: 204

List selected repositories for a user secret

List the repositories that have been granted the ability to use a user's codespace secret.

You must authenticate using an access token with the codespace or codespace:secrets scope to use this endpoint. User must have Codespaces access to use this endpoint.

GitHub Apps must have read access to the codespaces_user_secrets user permission and write access to the codespaces_secrets repository permission on all referenced repositories to use this endpoint.

Parameters for "List selected repositories for a user secret"

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

Path parameters
Name, Type, Description
`secret_name` string Required The name of the secret.

HTTP response status codes for "List selected repositories for a user secret"

Status code	Description
`200`	OK
`401`	Requires authentication
`403`	Forbidden
`404`	Resource not found
`500`	Internal Error

Code samples for "List selected repositories for a user secret"

get/user/codespaces/secrets/{secret_name}/repositories

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/user/codespaces/secrets/SECRET_NAME/repositories

Response

Status: 200

{
  "total_count": 1,
  "repositories": [
    {
      "id": 1296269,
      "node_id": "MDEwOlJlcG9zaXRvcnkxMjk2MjY5",
      "name": "Hello-World",
      "full_name": "octocat/Hello-World",
      "owner": {
        "login": "octocat",
        "id": 1,
        "node_id": "MDQ6VXNlcjE=",
        "avatar_url": "https://github.com/images/error/octocat_happy.gif",
        "gravatar_id": "",
        "url": "https://api.github.com/users/octocat",
        "html_url": "https://github.com/octocat",
        "followers_url": "https://api.github.com/users/octocat/followers",
        "following_url": "https://api.github.com/users/octocat/following{/other_user}",
        "gists_url": "https://api.github.com/users/octocat/gists{/gist_id}",
        "starred_url": "https://api.github.com/users/octocat/starred{/owner}{/repo}",
        "subscriptions_url": "https://api.github.com/users/octocat/subscriptions",
        "organizations_url": "https://api.github.com/users/octocat/orgs",
        "repos_url": "https://api.github.com/users/octocat/repos",
        "events_url": "https://api.github.com/users/octocat/events{/privacy}",
        "received_events_url": "https://api.github.com/users/octocat/received_events",
        "type": "User",
        "site_admin": false
      },
      "private": false,
      "html_url": "https://github.com/octocat/Hello-World",
      "description": "This your first repo!",
      "fork": false,
      "url": "https://api.github.com/repos/octocat/Hello-World",
      "archive_url": "https://api.github.com/repos/octocat/Hello-World/{archive_format}{/ref}",
      "assignees_url": "https://api.github.com/repos/octocat/Hello-World/assignees{/user}",
      "blobs_url": "https://api.github.com/repos/octocat/Hello-World/git/blobs{/sha}",
      "branches_url": "https://api.github.com/repos/octocat/Hello-World/branches{/branch}",
      "collaborators_url": "https://api.github.com/repos/octocat/Hello-World/collaborators{/collaborator}",
      "comments_url": "https://api.github.com/repos/octocat/Hello-World/comments{/number}",
      "commits_url": "https://api.github.com/repos/octocat/Hello-World/commits{/sha}",
      "compare_url": "https://api.github.com/repos/octocat/Hello-World/compare/{base}...{head}",
      "contents_url": "https://api.github.com/repos/octocat/Hello-World/contents/{+path}",
      "contributors_url": "https://api.github.com/repos/octocat/Hello-World/contributors",
      "deployments_url": "https://api.github.com/repos/octocat/Hello-World/deployments",
      "downloads_url": "https://api.github.com/repos/octocat/Hello-World/downloads",
      "events_url": "https://api.github.com/repos/octocat/Hello-World/events",
      "forks_url": "https://api.github.com/repos/octocat/Hello-World/forks",
      "git_commits_url": "https://api.github.com/repos/octocat/Hello-World/git/commits{/sha}",
      "git_refs_url": "https://api.github.com/repos/octocat/Hello-World/git/refs{/sha}",
      "git_tags_url": "https://api.github.com/repos/octocat/Hello-World/git/tags{/sha}",
      "git_url": "git:github.com/octocat/Hello-World.git",
      "issue_comment_url": "https://api.github.com/repos/octocat/Hello-World/issues/comments{/number}",
      "issue_events_url": "https://api.github.com/repos/octocat/Hello-World/issues/events{/number}",
      "issues_url": "https://api.github.com/repos/octocat/Hello-World/issues{/number}",
      "keys_url": "https://api.github.com/repos/octocat/Hello-World/keys{/key_id}",
      "labels_url": "https://api.github.com/repos/octocat/Hello-World/labels{/name}",
      "languages_url": "https://api.github.com/repos/octocat/Hello-World/languages",
      "merges_url": "https://api.github.com/repos/octocat/Hello-World/merges",
      "milestones_url": "https://api.github.com/repos/octocat/Hello-World/milestones{/number}",
      "notifications_url": "https://api.github.com/repos/octocat/Hello-World/notifications{?since,all,participating}",
      "pulls_url": "https://api.github.com/repos/octocat/Hello-World/pulls{/number}",
      "releases_url": "https://api.github.com/repos/octocat/Hello-World/releases{/id}",
      "ssh_url": "git@github.com:octocat/Hello-World.git",
      "stargazers_url": "https://api.github.com/repos/octocat/Hello-World/stargazers",
      "statuses_url": "https://api.github.com/repos/octocat/Hello-World/statuses/{sha}",
      "subscribers_url": "https://api.github.com/repos/octocat/Hello-World/subscribers",
      "subscription_url": "https://api.github.com/repos/octocat/Hello-World/subscription",
      "tags_url": "https://api.github.com/repos/octocat/Hello-World/tags",
      "teams_url": "https://api.github.com/repos/octocat/Hello-World/teams",
      "trees_url": "https://api.github.com/repos/octocat/Hello-World/git/trees{/sha}",
      "clone_url": "https://github.com/octocat/Hello-World.git",
      "mirror_url": "git:git.example.com/octocat/Hello-World",
      "hooks_url": "https://api.github.com/repos/octocat/Hello-World/hooks",
      "svn_url": "https://svn.github.com/octocat/Hello-World",
      "homepage": "https://github.com",
      "language": null,
      "forks_count": 9,
      "stargazers_count": 80,
      "watchers_count": 80,
      "size": 108,
      "default_branch": "master",
      "open_issues_count": 0,
      "is_template": true,
      "topics": [
        "octocat",
        "atom",
        "electron",
        "api"
      ],
      "has_issues": true,
      "has_projects": true,
      "has_wiki": true,
      "has_pages": false,
      "has_downloads": true,
      "archived": false,
      "disabled": false,
      "visibility": "public",
      "pushed_at": "2011-01-26T19:06:43Z",
      "created_at": "2011-01-26T19:01:12Z",
      "updated_at": "2011-01-26T19:14:43Z",
      "permissions": {
        "admin": false,
        "push": false,
        "pull": true
      },
      "template_repository": {
        "id": 1296269,
        "node_id": "MDEwOlJlcG9zaXRvcnkxMjk2MjY5",
        "name": "Hello-World",
        "full_name": "octocat/Hello-World",
        "owner": {
          "login": "octocat",
          "id": 1,
          "node_id": "MDQ6VXNlcjE=",
          "avatar_url": "https://github.com/images/error/octocat_happy.gif",
          "gravatar_id": "",
          "url": "https://api.github.com/users/octocat",
          "html_url": "https://github.com/octocat",
          "followers_url": "https://api.github.com/users/octocat/followers",
          "following_url": "https://api.github.com/users/octocat/following{/other_user}",
          "gists_url": "https://api.github.com/users/octocat/gists{/gist_id}",
          "starred_url": "https://api.github.com/users/octocat/starred{/owner}{/repo}",
          "subscriptions_url": "https://api.github.com/users/octocat/subscriptions",
          "organizations_url": "https://api.github.com/users/octocat/orgs",
          "repos_url": "https://api.github.com/users/octocat/repos",
          "events_url": "https://api.github.com/users/octocat/events{/privacy}",
          "received_events_url": "https://api.github.com/users/octocat/received_events",
          "type": "User",
          "site_admin": false
        },
        "private": false,
        "html_url": "https://github.com/octocat/Hello-World",
        "description": "This your first repo!",
        "fork": false,
        "url": "https://api.github.com/repos/octocat/Hello-World",
        "archive_url": "https://api.github.com/repos/octocat/Hello-World/{archive_format}{/ref}",
        "assignees_url": "https://api.github.com/repos/octocat/Hello-World/assignees{/user}",
        "blobs_url": "https://api.github.com/repos/octocat/Hello-World/git/blobs{/sha}",
        "branches_url": "https://api.github.com/repos/octocat/Hello-World/branches{/branch}",
        "collaborators_url": "https://api.github.com/repos/octocat/Hello-World/collaborators{/collaborator}",
        "comments_url": "https://api.github.com/repos/octocat/Hello-World/comments{/number}",
        "commits_url": "https://api.github.com/repos/octocat/Hello-World/commits{/sha}",
        "compare_url": "https://api.github.com/repos/octocat/Hello-World/compare/{base}...{head}",
        "contents_url": "https://api.github.com/repos/octocat/Hello-World/contents/{+path}",
        "contributors_url": "https://api.github.com/repos/octocat/Hello-World/contributors",
        "deployments_url": "https://api.github.com/repos/octocat/Hello-World/deployments",
        "downloads_url": "https://api.github.com/repos/octocat/Hello-World/downloads",
        "events_url": "https://api.github.com/repos/octocat/Hello-World/events",
        "forks_url": "https://api.github.com/repos/octocat/Hello-World/forks",
        "git_commits_url": "https://api.github.com/repos/octocat/Hello-World/git/commits{/sha}",
        "git_refs_url": "https://api.github.com/repos/octocat/Hello-World/git/refs{/sha}",
        "git_tags_url": "https://api.github.com/repos/octocat/Hello-World/git/tags{/sha}",
        "git_url": "git:github.com/octocat/Hello-World.git",
        "issue_comment_url": "https://api.github.com/repos/octocat/Hello-World/issues/comments{/number}",
        "issue_events_url": "https://api.github.com/repos/octocat/Hello-World/issues/events{/number}",
        "issues_url": "https://api.github.com/repos/octocat/Hello-World/issues{/number}",
        "keys_url": "https://api.github.com/repos/octocat/Hello-World/keys{/key_id}",
        "labels_url": "https://api.github.com/repos/octocat/Hello-World/labels{/name}",
        "languages_url": "https://api.github.com/repos/octocat/Hello-World/languages",
        "merges_url": "https://api.github.com/repos/octocat/Hello-World/merges",
        "milestones_url": "https://api.github.com/repos/octocat/Hello-World/milestones{/number}",
        "notifications_url": "https://api.github.com/repos/octocat/Hello-World/notifications{?since,all,participating}",
        "pulls_url": "https://api.github.com/repos/octocat/Hello-World/pulls{/number}",
        "releases_url": "https://api.github.com/repos/octocat/Hello-World/releases{/id}",
        "ssh_url": "git@github.com:octocat/Hello-World.git",
        "stargazers_url": "https://api.github.com/repos/octocat/Hello-World/stargazers",
        "statuses_url": "https://api.github.com/repos/octocat/Hello-World/statuses/{sha}",
        "subscribers_url": "https://api.github.com/repos/octocat/Hello-World/subscribers",
        "subscription_url": "https://api.github.com/repos/octocat/Hello-World/subscription",
        "tags_url": "https://api.github.com/repos/octocat/Hello-World/tags",
        "teams_url": "https://api.github.com/repos/octocat/Hello-World/teams",
        "trees_url": "https://api.github.com/repos/octocat/Hello-World/git/trees{/sha}",
        "clone_url": "https://github.com/octocat/Hello-World.git",
        "mirror_url": "git:git.example.com/octocat/Hello-World",
        "hooks_url": "https://api.github.com/repos/octocat/Hello-World/hooks",
        "svn_url": "https://svn.github.com/octocat/Hello-World",
        "homepage": "https://github.com",
        "organization": null,
        "language": null,
        "forks": 9,
        "forks_count": 9,
        "stargazers_count": 80,
        "watchers_count": 80,
        "watchers": 80,
        "size": 108,
        "default_branch": "master",
        "open_issues": 0,
        "open_issues_count": 0,
        "is_template": true,
        "license": {
          "key": "mit",
          "name": "MIT License",
          "url": "https://api.github.com/licenses/mit",
          "spdx_id": "MIT",
          "node_id": "MDc6TGljZW5zZW1pdA==",
          "html_url": "https://api.github.com/licenses/mit"
        },
        "topics": [
          "octocat",
          "atom",
          "electron",
          "api"
        ],
        "has_issues": true,
        "has_projects": true,
        "has_wiki": true,
        "has_pages": false,
        "has_downloads": true,
        "archived": false,
        "disabled": false,
        "visibility": "public",
        "pushed_at": "2011-01-26T19:06:43Z",
        "created_at": "2011-01-26T19:01:12Z",
        "updated_at": "2011-01-26T19:14:43Z",
        "permissions": {
          "admin": false,
          "push": false,
          "pull": true
        },
        "allow_rebase_merge": true,
        "template_repository": null,
        "temp_clone_token": "ABTLWHOULUVAXGTRYU7OC2876QJ2O",
        "allow_squash_merge": true,
        "allow_auto_merge": false,
        "delete_branch_on_merge": true,
        "allow_merge_commit": true,
        "subscribers_count": 42,
        "network_count": 0
      },
      "temp_clone_token": "ABTLWHOULUVAXGTRYU7OC2876QJ2O",
      "delete_branch_on_merge": true,
      "subscribers_count": 42,
      "network_count": 0,
      "license": {
        "key": "mit",
        "name": "MIT License",
        "url": "https://api.github.com/licenses/mit",
        "spdx_id": "MIT",
        "node_id": "MDc6TGljZW5zZW1pdA=="
      },
      "forks": 1,
      "open_issues": 1,
      "watchers": 1
    }
  ]
}

Set selected repositories for a user secret

Select the repositories that will use a user's codespace secret.

You must authenticate using an access token with the codespace or codespace:secrets scope to use this endpoint. User must have Codespaces access to use this endpoint.

GitHub Apps must have write access to the codespaces_user_secrets user permission and write access to the codespaces_secrets repository permission on all referenced repositories to use this endpoint.

Parameters for "Set selected repositories for a user secret"

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

Path parameters
Name, Type, Description
`secret_name` string Required The name of the secret.

Body parameters
Name, Type, Description
`selected_repository_ids` array of integers Required An array of repository ids for which a codespace can access the secret. You can manage the list of selected repositories using the List selected repositories for a user secret, Add a selected repository to a user secret, and Remove a selected repository from a user secret endpoints.

HTTP response status codes for "Set selected repositories for a user secret"

Status code	Description
`204`	No Content when repositories were added to the selected list
`401`	Requires authentication
`403`	Forbidden
`404`	Resource not found
`500`	Internal Error

Code samples for "Set selected repositories for a user secret"

put/user/codespaces/secrets/{secret_name}/repositories

curl -L \
  -X PUT \
  -H "Accept: application/vnd.github+json" \
  -H "Authorization: Bearer <YOUR-TOKEN>" \
  -H "X-GitHub-Api-Version: 2022-11-28" \
  https://api.github.com/user/codespaces/secrets/SECRET_NAME/repositories \
  -d '{"selected_repository_ids":["1296269","1296280"]}'

No Content when repositories were added to the selected list

Status: 204

Add a selected repository to a user secret

Adds a repository to the selected repositories for a user's codespace secret. You must authenticate using an access token with the codespace or codespace:secrets scope to use this endpoint. User must have Codespaces access to use this endpoint. GitHub Apps must have write access to the codespaces_user_secrets user permission and write access to the codespaces_secrets repository permission on the referenced repository to use this endpoint.

Parameters for "Add a selected repository to a user secret"

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

Path parameters
Name, Type, Description
`secret_name` string Required The name of the secret.
`repository_id` integer Required

HTTP response status codes for "Add a selected repository to a user secret"

Status code	Description
`204`	No Content when repository was added to the selected list
`401`	Requires authentication
`403`	Forbidden
`404`	Resource not found
`500`	Internal Error

Code samples for "Add a selected repository to a user secret"

put/user/codespaces/secrets/{secret_name}/repositories/{repository_id}

curl -L \
  -X PUT \
  -H "Accept: application/vnd.github+json" \
  -H "Authorization: Bearer <YOUR-TOKEN>" \
  -H "X-GitHub-Api-Version: 2022-11-28" \
  https://api.github.com/user/codespaces/secrets/SECRET_NAME/repositories/REPOSITORY_ID

No Content when repository was added to the selected list

Status: 204

Remove a selected repository from a user secret

Removes a repository from the selected repositories for a user's codespace secret. You must authenticate using an access token with the codespace or codespace:secrets scope to use this endpoint. User must have Codespaces access to use this endpoint. GitHub Apps must have write access to the codespaces_user_secrets user permission to use this endpoint.

Parameters for "Remove a selected repository from a user secret"

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

Path parameters
Name, Type, Description
`secret_name` string Required The name of the secret.
`repository_id` integer Required

HTTP response status codes for "Remove a selected repository from a user secret"

Status code	Description
`204`	No Content when repository was removed from the selected list
`401`	Requires authentication
`403`	Forbidden
`404`	Resource not found
`500`	Internal Error

Code samples for "Remove a selected repository from a user secret"

delete/user/codespaces/secrets/{secret_name}/repositories/{repository_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/user/codespaces/secrets/SECRET_NAME/repositories/REPOSITORY_ID

No Content when repository was removed from the selected list

Status: 204