curl -X POST 'https://api.github.com/orgs/example-org/agents/variables' \
  -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 '{
  "name": "example-name",
  "value": "example-value",
  "visibility": "all"
}'

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

> Create an organization variable

## 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 POST 'https://api.github.com/orgs/example-org/agents/variables' \
  -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 '{
  "name": "example-name",
  "value": "example-value",
  "visibility": "all"
}'

## Parameters
| Name | In | Type | Required | Description |
| :--- | :--- | :--- | :--- | :--- |
| org | path | string | Yes | The organization name. The name is not case sensitive. |
| name | body | string | Yes | The name of the variable. |
| value | body | string | Yes | The value of the variable. |
| visibility | body | string | Yes | The type of repositories in the organization that can access the variable. `s... |
| selected_repository_ids | body | integer[] | No | An array of repository ids that can access the organization variable. You can... |

## Response example
{}

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

POST

POST /orgs/{org}/agents/variables — GitHub API

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

GitHub API

Create an organization variable

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
→ 284 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 POST 'https://api.github.com/orgs/example-org/agents/variables' \  -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 '{  "name": "example-name",  "value": "example-value",  "visibility": "all"}'

Parameters

Name	In	Type	Required	Description
org	path	string	Yes	The organization name. The name is not case sensitive.
name	body	string	Yes	The name of the variable.
value	body	string	Yes	The value of the variable.
visibility	body	string	Yes	The type of repositories in the organization that can access the variable. `selected` means only the repositories specified by `selected_repository_ids` can access the variable.
selected_repository_ids	body	integer[]	No	An array of repository ids that can access the organization variable. You can only provide a list of repository ids when the `visibility` is set to `selected`.

Response 200 OK

{}

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