A2A

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. ...

TL;DR I went heads down for about three months — no LinkedIn, no YouTube, barely any Twitter. In that time I shipped two iOS apps to the App Store, built an autonomous AI assistant that runs a nonprofit’s entire digital presence 24/7, and developed a workflow where AI agents scale my output 3-5x. This post is the full story: the career pattern that taught me to recognize seismic shifts, what I actually built, and why I’m back. ...

🛒 Introduction Not selling anything here — just sharing what I built over a weekend using Claude Code, the Model Context Protocol (MCP), and Agent-to-Agent (A2A) orchestration. The idea was simple: Could a website behave like a full sales team — not just a storefront, but a conversation-led experience where agents guide, pitch, and close? So I prototyped it. It works. You can test it live right now at fabiangwilliams.com 🧠 What Is Agent-First Commerce? Traditional e-commerce relies on catalogs, carts, and checkouts. Agent-First Commerce introduces a conversational pipeline where AI agents assume roles: ...