Interactive API Explorer

Explore and test the billing API directly in your browser using the interactive Redoc documentation.

Live API Explorer

👉 Open Interactive API Explorer

The explorer provides:

• Full OpenAPI 3.0 documentation for all endpoints
• Request/response schema viewer with field descriptions
• Example values and curl snippets
• Authentication configuration

OpenAPI Spec

The machine-readable OpenAPI 3.0 JSON spec is available at:

https://api.bill.sh/openapi.json

Use this to generate client SDKs with tools like:

• openapi-generator — supports 50+ languages
• Speakeasy — generates high-quality SDKs
• Postman — import directly for a full workspace

Local Development

When running locally, the explorer is available at:

http://localhost:3000/docs/api
http://localhost:3000/openapi.json