curl -X GET 'https://api.openai.com/v1/assistants/assistant-id' \
  -H "Authorization: Bearer $OPENAI_API_KEY"

# GET /assistants/{assistant_id} (OpenAI API)
Base URL: https://api.openai.com/v1
Auth: Authorization; OpenAI API key; required.
Status: Deprecated.
Last verified: 2026-10-20

> Retrieve assistant

## 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 GET 'https://api.openai.com/v1/assistants/assistant-id' \
  -H "Authorization: Bearer $OPENAI_API_KEY"

## Parameters
| Name | In | Type | Required | Description |
| :--- | :--- | :--- | :--- | :--- |
| assistant_id | path | string | Yes | The ID of the assistant to retrieve. |

## Response example
{"id":"string","object":"assistant"}

---
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GET

GET /assistants/{assistant_id} — OpenAI API

Deprecated

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

OpenAI API

Retrieve assistant

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
→ 163 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 GET 'https://api.openai.com/v1/assistants/assistant-id' \  -H "Authorization: Bearer $OPENAI_API_KEY"

Parameters

Name	In	Type	Required	Description
assistant_id	path	string	Yes	The ID of the assistant to retrieve.

Response 200 OK

{
  "id": "string",
  "object": "assistant",
  "created_at": 0,
  "name": "string",
  "description": "string",
  "model": "string",
  "instructions": "string",
  "tools": [],
  "tool_resources": {
    "code_interpreter": {
      "file_ids": []
    },
    "file_search": {
      "vector_store_ids": [
        "string"
      ]
    }
  },
  "metadata": {},
  "temperature": 1,
  "top_p": 1,
  "response_format": "auto"
}

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