Corrections log
When a claim on this site turns out to be wrong, the correction is published here with a date, and the page itself is fixed. The old wording is preserved below so the change is checkable. To report an error, write to [email protected]. (Email routing for this address is being set up; if a message bounces during launch week, please retry.)
27 October 2026 — 101 protocol attributions
MPP: was “Stripe’s protocol for machine payments.” Now: “Stripe and Tempo’s protocol for machine payments.” Sources attribute MPP jointly to Stripe and Tempo (Tempo is the payments-focused blockchain incubated by Stripe and Paradigm).
ACP: was “OpenAI’s protocol for agent commerce.” Now: “OpenAI and Stripe’s protocol for agent commerce.” Sources attribute ACP jointly to OpenAI and Stripe.
No earlier corrections. The site launched 26 October 2026.