MPP Conformance & Production Readiness

Before writing code

Fetch live docs:

1. Fetch https://paymentauth.org/ for the canonical specification requirements
2. Fetch https://datatracker.ietf.org/doc/draft-ryan-httpauth-payment/ for the IETF draft compliance requirements
3. Web-search site:docs.stripe.com payments machine mpp production for Stripe production readiness
4. Web-search site:paymentauth.org draft-payment-discovery for service discovery compliance

Protocol Compliance Checklist

HTTP 402 Response