curl -X POST 'https://api.openai.com/v1/organization/users/user-id/roles' \
  -H "Authorization: Bearer $OPENAI_ADMIN_KEY" \
  -H 'Content-Type: application/json' \
  -d '{
  "role_id": "role-id"
}'

# POST /organization/users/{user_id}/roles (OpenAI API)
Base URL: https://api.openai.com/v1
Auth: Authorization; OpenAI admin key; required.
Request formats: application/json.
Last verified: 2026-10-20

> Assign organization role to user

## Critical Gotchas
* The Responses API is the primary interface for new text and tool workflows; Chat Completions remains a separate compatibility API.
* Audio transcription uploads use multipart form data rather than a JSON request body.

## cURL
curl -X POST 'https://api.openai.com/v1/organization/users/user-id/roles' \
  -H "Authorization: Bearer $OPENAI_ADMIN_KEY" \
  -H 'Content-Type: application/json' \
  -d '{
  "role_id": "role-id"
}'

## Parameters
| Name | In | Type | Required | Description |
| :--- | :--- | :--- | :--- | :--- |
| user_id | path | string | Yes | The ID of the user that should receive the organization role. |
| role_id | body | string | Yes | Identifier of the role to assign. |

## Response example
{"object":"user.role","user":{"object":"organization.user","id":"string"}}

---
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POST

POST /organization/users/{user_id}/roles — OpenAI API

OpenAI admin key (required); https://api.openai.com/v1

OpenAI API

Assign organization role to user

Base URL: https://api.openai.com/v1
Auth: Authorization: Bearer <OPENAI_API_KEY>
Last verified: 2026-10-20 · upstream hash matched

Actions Try in browser→

Agents: curl -H "Accept: text/markdown" this URL
→ 207 tokens · Vary: Accept

Critical gotchas

The Responses API is the primary interface for new text and tool workflows; Chat Completions remains a separate compatibility API.

Audio transcription uploads use multipart form data rather than a JSON request body.

cURL

curl -X POST 'https://api.openai.com/v1/organization/users/user-id/roles' \  -H "Authorization: Bearer $OPENAI_ADMIN_KEY" \  -H 'Content-Type: application/json' \  -d '{  "role_id": "role-id"}'

Parameters

Name	In	Type	Required	Description
user_id	path	string	Yes	The ID of the user that should receive the organization role.
role_id	body	string	Yes	Identifier of the role to assign.

Response 200 OK

{
  "object": "user.role",
  "user": {
    "object": "organization.user",
    "id": "string",
    "name": "string",
    "email": "string",
    "role": "string",
    "added_at": 0,
    "is_default": true,
    "created": 0,
    "user": {
      "object": "user",
      "id": "string",
      "email": "string",
      "name": "string",
      "picture": "string",
      "enabled": true,
      "banned": true,
      "banned_at": 0
    },
    "is_service_account": true,
    "is_scale_tier_authorized_purchaser": true,
    "is_scim_managed": true,
    "api_key_last_used_at": 0,
    "technical_level": "string",
    "developer_persona": "string",
    "projects": {
      "object": "list",
      "data": [
        {
          "id": "string",
          "name": "string",
          "role": "string"
        }
      ]
    }
  },
  "role": {
    "object": "role",
    "id": "string",
    "name": "string",
    "description": "string",
    "permissions": [
      "string"
    ],
    "resource_type": "string",
    "predefined_role": true
  }
}

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