curl -X PUT 'https://api.github.com/orgs/example-org/actions/oidc/customization/sub' \
  -H "Authorization: Bearer $GITHUB_TOKEN" \
  -H 'Accept: application/vnd.github+json' \
  -H 'X-GitHub-Api-Version: 2026-03-10' \
  -H 'Content-Type: application/json' \
  -d '{}'

# PUT /orgs/{org}/actions/oidc/customization/sub (GitHub API)
Base URL: https://api.github.com
Auth: Authorization; GitHub token; required.
Request formats: application/json.
Last verified: 2026-10-20

> Set the customization template for an OIDC subject claim for an organization

## 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 PUT 'https://api.github.com/orgs/example-org/actions/oidc/customization/sub' \
  -H "Authorization: Bearer $GITHUB_TOKEN" \
  -H 'Accept: application/vnd.github+json' \
  -H 'X-GitHub-Api-Version: 2026-03-10' \
  -H 'Content-Type: application/json' \
  -d '{}'

## Parameters
| Name | In | Type | Required | Description |
| :--- | :--- | :--- | :--- | :--- |
| org | path | string | Yes | The organization name. The name is not case sensitive. |
| include_claim_keys | body | string[] | No | Array of unique strings. Each claim key can only contain alphanumeric charact... |
| use_immutable_subject | body | boolean | No | Whether to opt in to the immutable OIDC subject claim format for the organiza... |

## Response example
{}

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

PUT

PUT /orgs/{org}/actions/oidc/customization/sub — GitHub API

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

GitHub API

Set the customization template for an OIDC subject claim for an organization

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
→ 246 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 PUT 'https://api.github.com/orgs/example-org/actions/oidc/customization/sub' \  -H "Authorization: Bearer $GITHUB_TOKEN" \  -H 'Accept: application/vnd.github+json' \  -H 'X-GitHub-Api-Version: 2026-03-10' \  -H 'Content-Type: application/json' \  -d '{}'

Parameters

Name	In	Type	Required	Description
org	path	string	Yes	The organization name. The name is not case sensitive.
include_claim_keys	body	string[]	No	Array of unique strings. Each claim key can only contain alphanumeric characters and underscores.
use_immutable_subject	body	boolean	No	Whether to opt in to the immutable OIDC subject claim format for the organization. When `true`, new OIDC tokens will use a stable, repository-ID-based `sub` claim instead of the name-based format.

Response 200 OK

{}

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