Agentic Commerce on Fabian G. Williams https://www.fabswill.com/categories/agentic-commerce/ Recent content in Agentic Commerce on Fabian G. Williams Hugo -- gohugo.io en Tue, 26 May 2026 00:00:00 +0000 Sense Before Act: Four Artifacts Every Agent Iteration Must Produce Before It Decides https://www.fabswill.com/blog/sense-before-act-four-artifacts-every-agent-iteration/ Tue, 26 May 2026 00:00:00 +0000 https://www.fabswill.com/blog/sense-before-act-four-artifacts-every-agent-iteration/ By the end of this post you will know what every iteration of every production agent must produce BEFORE it decides anything: four small artifacts that catch the failures sharper prompts cannot prevent. You will know why “tell the model to be careful” never worked as a defense, and why the only durable fix is structural. And you will know what the discipline looks like in code, because we have been running it at MACONA for months and the receipts are public. Paying Down Supervision Debt: Why the Five Control Points That Decide Whether Your Agent Ships Have Nothing to Do With Your Model https://www.fabswill.com/blog/paying-down-supervision-debt-five-control-points/ Thu, 21 May 2026 00:00:00 +0000 https://www.fabswill.com/blog/paying-down-supervision-debt-five-control-points/ By the end of this post you will know which of the five infrastructure control points your agent stack is shipping without, and you will have a concrete pattern for paying down the observability piece of that debt: a public, consumer-readable audit-trail receipt that satisfies both your security team and your finance team with the same document. The receipt was already in production when the broader practitioner conversation started naming the gap. One Agent Receipt, Two Buyers: Why Protocol-Neutral MCP Audit Trails Matter for Both Security AND Finance https://www.fabswill.com/blog/one-agent-receipt-two-buyers-protocol-neutral-mcp-audit-trails/ Sat, 16 May 2026 00:00:00 +0000 https://www.fabswill.com/blog/one-agent-receipt-two-buyers-protocol-neutral-mcp-audit-trails/ Update, 2026-05-19: A2A agent-card now live at mcp.adotob.com/.well-known/agent.json, published 24 hours after Nate B Jones’s IO-2026 video named the agent-card primitive as the second of the four core agent-protocol layers. Three of the four layers of the open-protocol stack are now live in the storefront: MCP for tool access, A2A for agent discovery, and AG-UI manifested as the public receipt page. AP2/X402 is reserved for the MVP-2 paid Stripe flow.