API Documentation
2 APIsGuides & Tutorials
3 Guides🚀 Launch your first request
Step 1 Authenticate requests Grab your sandbox API key from the dashboard and add it to every request using the Authoriz…
1/13/2026Read
🔁 Resilient webhook retries
Designing retry friendly handlers Always respond with a 2xx status once you persist the event. Use the event id field to…
1/13/2026Read
📊 Meter usage without drift
Capture events as they happen Send usage increments from your product in real time using POST /v1/meters. Include an ide…
1/13/2026Read
Changelog
1 Entryv1.3.0 ✨ Usage-based billing beta
Updated 1/13/2026
What's new Added metered billing endpoints to track event level usage. Introduced activity streams so finance teams can reconcile invoice deltas. Updated the API playground with guided examples for the new resources. Why it matters Usage based pricing is now the default expectati…