Guides
Integrate from code
SDKs and CLI
MCP server
Payment and checkout
Hosted checkout
Customer portal
Subscriptions
Create your first subscription
Subscription lifecycle
Usage-based billing
Usage metering
Credits and prepaid
Events and self-serve
Webhooks
Launch self-serve
Before you start
Get an API key
- Sign in to the dashboard — or sandbox while you build
- Go to Settings → Connections → Developers → API keys
- Create a key and keep it server-side