First call in ten minutes, in your stack

Every guide makes the same request - POST /v1/charts/birth - so the only thing that changes between them is the language. Auth, a working body, error handling, and what comes back.

Then

The rest of the API works the same way

One bearer token, one JSON envelope, 110 endpoints across 11 traditions. Once the first call works, the second is a path change - browse them on the capabilities index.