Documentation
Get set up in five minutes.
Pick the guide that matches you. Each covers the full path from signup to your first transaction — including test-mode examples you can paste straight into a terminal.
For customers
Add a card, connect your AI.
Sign in, store a card at Stripe, create a budget for your AI assistant, and start buying. About five minutes.
Read the customer guide →
For merchants
Accept AI-driven payments.
Onboard via Stripe Connect, grab your API key, mint payment tokens from your backend, and get paid. Webhook receiver included.
Read the merchant guide →
API reference
REST + MCP, full spec.
Every endpoint, every tool, every auth mode. For plugin authors, integrators, and AI client developers building against Pay By AI directly.
Browse the API →