API Reference

The Gro API lets you programmatically manage subscriptions, customers, entities, billing, and more. All endpoints are documented below, auto-generated from our OpenAPI specification.

Base URL

https://api.usegro.co

Authentication

All requests require an API key. See API Keys and Authentication for details.

Endpoints

Browse the full endpoint reference in the sidebar under Endpoints. Each endpoint includes request/response schemas, parameters, and example payloads.

You can also download the OpenAPI spec directly:

• OpenAPI JSON
• OpenAPI YAML