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

# POST /organization/projects/{project_id}/rate_limits/{rate_limit_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

> Modify project rate limit

## 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/rate_limits/rate-limit-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. |
| rate_limit_id | path | string | Yes | The ID of the rate limit. |
| max_requests_per_1_minute | body | integer | No | The maximum requests per minute. |
| max_tokens_per_1_minute | body | integer | No | The maximum tokens per minute. |
| max_images_per_1_minute | body | integer | No | The maximum images per minute. Only relevant for certain models. |
| max_audio_megabytes_per_1_minute | body | integer | No | The maximum audio megabytes per minute. Only relevant for certain models. |
| max_requests_per_1_day | body | integer | No | The maximum requests per day. Only relevant for certain models. |
| batch_1_day_max_input_tokens | body | integer | No | The maximum batch input tokens per day. Only relevant for certain models. |

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

---
Need an API key? Get one at https://platform.openai.com/api-keys

POST

POST /organization/projects/{project_id}/rate_limits/{rate_limit_id} — OpenAI API

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

OpenAI API

Modify project rate limit

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
→ 341 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/rate_limits/rate-limit-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.
rate_limit_id	path	string	Yes	The ID of the rate limit.
max_requests_per_1_minute	body	integer	No	The maximum requests per minute.
max_tokens_per_1_minute	body	integer	No	The maximum tokens per minute.
max_images_per_1_minute	body	integer	No	The maximum images per minute. Only relevant for certain models.
max_audio_megabytes_per_1_minute	body	integer	No	The maximum audio megabytes per minute. Only relevant for certain models.
max_requests_per_1_day	body	integer	No	The maximum requests per day. Only relevant for certain models.
batch_1_day_max_input_tokens	body	integer	No	The maximum batch input tokens per day. Only relevant for certain models.

Response 200 OK

{
  "object": "project.rate_limit",
  "id": "string",
  "model": "string",
  "max_requests_per_1_minute": 0,
  "max_tokens_per_1_minute": 0,
  "max_images_per_1_minute": 0,
  "max_audio_megabytes_per_1_minute": 0,
  "max_requests_per_1_day": 0,
  "batch_1_day_max_input_tokens": 0
}

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