Week of July 24–31, 2026: MCP ships its 2026-07-28 specification with a stateless core and first-class extensions for sandboxed app UIs and async tasks, WebMCP stands up a cross-engine...
Articles by Todd Schiller
Subscribe to keep up to date with my latest posts. Shorter pieces are also collected on the Notes page.
-
Note This Week in Extensibility: MCP ships its stateless spec with sandboxed app UIs, WebMCP starts tracking cross-engine support, WebExtensions weighs OAuth for MCP servers
-
Note This Week in Extensibility: Wasmtime enables GC and exceptions by default, WebMCP specs in-page agent APIs, the WebExtensions group commits to shipping spec text
Week of July 17–24, 2026: Wasmtime turns on WebAssembly GC and exceptions by default, WebMCP specifies how a user's in-page agent discovers and invokes a site's tools, and the W3C WebExtensions...
-
Note This Week in Extensibility: the Chrome Web Store bans two extension categories, Mozilla proposes a permission model for AI agents, Cloudflare runs customer code before signup
Week of July 10–17, 2026: the Chrome Web Store bans prediction-market and AI-guardrail-circumvention extensions and narrows what any extension may collect, Mozilla proposes a browser-mediated...
-
Note This Week in Extensibility: MCP's spec locks down its auth and skills, WebMCP gets conformance tests, WebAssembly components bind to real-world interfaces
Week of July 3–10, 2026: MCP's next spec locks down its client-auth and skill-distribution pieces before a July 28 launch, WebMCP gains a cross-vendor conformance suite, the WebAssembly Component...
-
Note Loop Engineering: always be compounding
Loop engineering for AI agents should raise the floor on each iteration by creating tools and correcting instructions.
-
Note This Week in Extensibility: MCP trims to a stateless core, extensions weigh softer permission prompts, ChatGPT adds plugin governance
Week of June 26 – July 3, 2026: MCP ships beta SDKs for a leaner stateless spec, the WebExtensions group takes up softer permission prompts, and ChatGPT Business adds a plugin control plane for admins.
-
Note This Week in Extensibility: hyperscale sandboxes, extensions get a standards track, and prompt-to-plugin
Week of June 19–26, 2026: AWS makes per-user code isolation a managed product, the WebExtensions API gets a chartered W3C Working Group, and Figma turns plugin authoring into a writing task.
-
Note Beliefs hitchhike like genes
A new explorer that clusters public thinkers by the genome of their beliefs, inspired by genetic hitchhiking.
-
Note agent-browser-shield is live on Product Hunt
agent-browser-shield, a source-available defense layer for AI agents in the browser, is on Product Hunt today.
-
Note agent-browser-shield June 3 update: 14 new rules and the Chrome Web Store listing
14 new rules shipped in agent-browser-shield, now installable from the Chrome Web Store, and using it for daily driving.