Guides
The spec is the same everywhere; the wiring isn't. Practical, code-first guides for the stacks that run most of the web.
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WebMCP for Shopify
Expose product search, cart, and order tools from a Shopify storefront — theme setup, Storefront API wiring, and origin-trial registration.
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WebMCP for WordPress
Add WebMCP tools to a WordPress or WooCommerce site: enqueueing the script, wrapping REST endpoints, and the declarative form path.
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WebMCP for Next.js & React
The App Router pattern Vercel uses: a Client Component registers tools, Server Actions run them, the root layout serves the origin-trial token.
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WebMCP tools backed by Server Actions
Strict Zod re-validation, authorization inside the action, output budgets, and a two-call confirm step for bookings and checkout.
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Next.js WebMCP troubleshooting
Fourteen failures with causes and fixes: modelContext undefined, StrictMode duplicates, AbortError, tool leaks, missing Origin-Trial headers, ChatGPT limits.
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