Authenticated commerce experiment

Payment Lab

Exercise a real Stripe API payment-and-refund cycle while remaining entirely in Stripe test mode.

Stripe test mode No money moves. No paid access is granted.

Session required

Sign in through Checklist Assistant

The gateway verifies the same browser session against Checklist Assistant before it will create or show your test transactions.

Deliberate boundary

This is not the paid product yet

A production Checkout or machine-payment route still needs live merchant activation, signed webhook verification, idempotent Checklist Pass issuance, a minimum live purchase/refund approval, payout reconciliation, and accounting review.

Return to the Machine Commerce Lab