Built for developers
who ship
TypeScript SDK, React UI components, API Explorer, and a free sandbox with no time limit. Get to production in a day, not a quarter.
@spaceinvoices/js-sdk
Auto-generated from our OpenAPI spec, so it's always in sync with the API. Full type safety, async iterators, and comprehensive error types.
@spaceinvoices/react-ui
Production-ready React components you copy into your project. Full ownership — no dependency lock-in. Use the CLI or copy manually.
Try the API in your browser
API Explorer powered by Scalar. Browse endpoints, see request/response examples, and test with your sandbox keys.
Full OpenAPI 3.1 specification with request/response examples, schema documentation, and authentication guides.
Open API ExplorerFree sandbox, no time limit
Test your integration with the full API. Separate sandbox keys, same features as production. No credit card required. No expiration.
We also maintain a daily-refreshed demo account with space-themed sample data — perfect for exploring the web app and API without creating anything yourself.
Developer resources
Documentation
Quickstart guides, tutorials, and API reference.
API Reference
Every endpoint documented with examples.
TypeScript SDK
Auto-generated, fully typed. npm install.
React UI Library
Copy-paste components with CLI.
GitHub
SDK source, UI components, and examples.
OpenAPI Spec
Machine-readable API specification.
Our docs include llms.txt — feed them directly to AI assistants for accurate API usage.
Start building for free
Free sandbox with no time limit. First entity free in production. No credit card required.