API Reference

The ModelRelay API is organized around REST. Our API accepts JSON-encoded request bodies, returns JSON-encoded responses, and uses standard HTTP response codes.

Base URL

https://api.modelrelay.ai/api/v1

Authentication

All API requests require authentication via API key:

curl https://api.modelrelay.ai/api/v1/responses \
  -H "Authorization: Bearer mr_sk_..."

Endpoints

Responses

• POST /api/v1/responses - Create a response

Models

• GET /api/v1/models - List available models

Customers

• GET /api/v1/customers - List customers
• POST /api/v1/customers - Create a customer
• GET /api/v1/customers/:id - Get a customer

Auth

• POST /api/v1/auth/customer-token - Create a customer token

Rate Limits

Error Codes