curl -X POST 'https://api.openai.com/v1/organization/projects/project-id/service_accounts/service-account-id' \
  -H "Authorization: Bearer $OPENAI_ADMIN_KEY" \
  -H 'Content-Type: application/json' \
  -d '{}'

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

> Update project service account

## 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/projects/project-id/service_accounts/service-account-id' \
  -H "Authorization: Bearer $OPENAI_ADMIN_KEY" \
  -H 'Content-Type: application/json' \
  -d '{}'

## Parameters
| Name | In | Type | Required | Description |
| :--- | :--- | :--- | :--- | :--- |
| project_id | path | string | Yes | The ID of the project. |
| service_account_id | path | string | Yes | The ID of the service account. |
| name | body | string | No | The updated service account name. |
| role | body | string | No | The updated service account role. |

## Response example
{"object":"organization.project.service_account","id":"string"}

---
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POST

POST /organization/projects/{project_id}/service_accounts/{service_account_id} — OpenAI API

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

OpenAI API

Update project service account

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
→ 233 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/projects/project-id/service_accounts/service-account-id' \  -H "Authorization: Bearer $OPENAI_ADMIN_KEY" \  -H 'Content-Type: application/json' \  -d '{}'

Parameters

Name	In	Type	Required	Description
project_id	path	string	Yes	The ID of the project.
service_account_id	path	string	Yes	The ID of the service account.
name	body	string	No	The updated service account name.
role	body	string	No	The updated service account role.

Response 200 OK

{
  "object": "organization.project.service_account",
  "id": "string",
  "name": "string",
  "role": "owner",
  "created_at": 0
}

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