Deep-dives on ACP, UCP, and MCP — written from production code, not press releases.
The Agentic Commerce Protocol is a small spec with big consequences. A walkthrough of the checkout lifecycle, delegated payments, and the idempotency trap.
Auth, rate limits, streaming, and the five failure modes I hit running MCP servers for paying clients — with the fixes.
Google standardized discovery, OpenAI standardized checkout. The honest answer is you will implement both — here is the smallest path.
From product feed to completed order — wiring an MCP client, a UCP storefront, and an ACP checkout into one working purchase.
1–4 of 4 posts
Deep-dives on ACP, UCP, and MCP — written from production code, not press releases.
The Agentic Commerce Protocol is a small spec with big consequences. A walkthrough of the checkout lifecycle, delegated payments, and the idempotency trap.
Auth, rate limits, streaming, and the five failure modes I hit running MCP servers for paying clients — with the fixes.
Google standardized discovery, OpenAI standardized checkout. The honest answer is you will implement both — here is the smallest path.
From product feed to completed order — wiring an MCP client, a UCP storefront, and an ACP checkout into one working purchase.
1–4 of 4 posts