curl -X POST 'https://api.elevenlabs.io/v1/workspace/auth-connections' \
  -H "xi-api-key: $ELEVENLABS_API_KEY" \
  -H 'Content-Type: application/json' \
  -d '{
  "name": "string",
  "auth_type": "oauth2_client_credentials",
  "provider": "string",
  "client_id": "string",
  "token_url": "string",
  "scopes": [],
  "extra_params": {},
  "basic_auth_in_header": false,
  "client_secret": "string",
  "custom_headers": {}
}'

# POST /v1/workspace/auth-connections (ElevenLabs API)
Base URL: https://api.elevenlabs.io
Auth: xi-api-key: <ELEVENLABS_API_KEY>
Last verified: 2026-09-03

> Create Workspace Auth Connection

## Critical Gotchas
* Authentication uses the non-standard `xi-api-key` header, not `Authorization: Bearer`. Sending a Bearer token returns HTTP 401.
* Text-to-speech responses are raw binary audio, not JSON. Write the body to a file (`--output speech.mp3`) rather than parsing it.

## cURL
curl -X POST 'https://api.elevenlabs.io/v1/workspace/auth-connections' \
  -H "xi-api-key: $ELEVENLABS_API_KEY" \
  -H 'Content-Type: application/json' \
  -d '{"name":"string","auth_type":"oauth2_client_credentials"}'

## Parameters
| Name | In | Type | Required | Description |
| :--- | :--- | :--- | :--- | :--- |
| name | body | string | Yes | Request body field name. |
| provider | body | string | Yes | Request body field provider. |
| client_id | body | string | Yes | Request body field client_id. |
| token_url | body | string | Yes | Request body field token_url. |

## Response (200 OK)
{"name":"string","auth_type":"oauth2_client_credentials"}

---
Need an API key? Get one at https://elevenlabs.io/app/sign-up

POST

/v1/workspace/auth-connections

ElevenLabs API

Create Workspace Auth Connection

Base URL: https://api.elevenlabs.io
Auth: xi-api-key: <ELEVENLABS_API_KEY>
Last verified: 2026-09-03 · upstream hash matched

Actions

Agents: curl -H "Accept: text/markdown" this URL
→ 223 tokens · Vary: Accept

Critical gotchas

Authentication uses the non-standard xi-api-key header, not Authorization: Bearer. Sending a Bearer token returns HTTP 401.

Text-to-speech responses are raw binary audio, not JSON. Write the body to a file (--output speech.mp3) rather than parsing it.

cURL

curl -X POST 'https://api.elevenlabs.io/v1/workspace/auth-connections' \  -H "xi-api-key: $ELEVENLABS_API_KEY" \  -H 'Content-Type: application/json' \  -d '{  "name": "string",  "auth_type": "oauth2_client_credentials",  "provider": "string",  "client_id": "string",  "token_url": "string",  "scopes": [],  "extra_params": {},  "basic_auth_in_header": false,  "client_secret": "string",  "custom_headers": {}}'

Get a free ElevenLabs API key → sponsored

Parameters

Name	In	Type	Required	Description
name	body	string	Yes	Request body field name.
auth_type	body	string	No	Request body field auth_type.
provider	body	string	Yes	Request body field provider.
client_id	body	string	Yes	Request body field client_id.
token_url	body	string	Yes	Request body field token_url.
scopes	body	string[]	No	Request body field scopes.
extra_params	body	object	No	Request body field extra_params.
basic_auth_in_header	body	boolean	No	If True, send client credentials in Authorization header as Basic Auth instead of request body
client_secret	body	string	Yes	Request body field client_secret.
custom_headers	body	object	No	Request body field custom_headers.

Response 200 OK

{
  "name": "string",
  "auth_type": "oauth2_client_credentials",
  "provider": "string",
  "client_id": "string",
  "token_url": "string",
  "scopes": [],
  "extra_params": {},
  "basic_auth_in_header": false,
  "id": "string",
  "used_by": {
    "tools": [],
    "mcp_servers": [],
    "integration_connections": []
  },
  "status": "active",
  "status_detail": "string",
  "status_updated_at": "string",
  "custom_headers": {}
}