Documentation
Everything you need to call the CurrencyRate API: a quickstart, the full endpoint reference, worked integration guides, and a changelog of what shipped.
Getting started
Get an API key and make your first request.
API reference
Every endpoint, authentication, rate limits, errors, and webhooks.
Guides
Worked patterns for billing, caching, and other real integrations.
Changelog
What shipped, and when.
Full API docs (Swagger)
The complete, always-current, auto-generated reference for every endpoint.