curl -X PUT 'https://api.github.com/teams/10/memberships/example-username' \
  -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 /teams/{team_id}/memberships/{username} (GitHub API)
Base URL: https://api.github.com
Auth: Authorization; GitHub token; required.
Status: Deprecated.
Request formats: application/json.
Last verified: 2026-10-20

> Add or update team membership for a user (Legacy)

## 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/teams/10/memberships/example-username' \
  -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 |
| :--- | :--- | :--- | :--- | :--- |
| team_id | path | integer | Yes | The unique identifier of the team. |
| username | path | string | Yes | The handle for the GitHub user account. |
| role | body | string | No | The role that this user should have in the team. |

## Response example
{"url":"https://example.com","role":"member","state":"active"}

---
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PUT

PUT /teams/{team_id}/memberships/{username} — GitHub API

Deprecated

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

GitHub API

Add or update team membership for a user (Legacy)

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
→ 229 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/teams/10/memberships/example-username' \  -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
team_id	path	integer	Yes	The unique identifier of the team.
username	path	string	Yes	The handle for the GitHub user account.
role	body	string	No	The role that this user should have in the team.

Response 200 OK

{
  "url": "https://example.com",
  "role": "member",
  "state": "active"
}

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