Webmcp Toolkit
- Updated March 1, 2026
- qdhenry/WebMCP-Toolkit
WebMCP-Toolkit is a Claude Code marketplace plugin that provides implementation guidance so developers can expose browser-native WebMCP tools for AI agents on websites.
About
The WebMCP-Toolkit marketplace plugin packages Claude Code skills and commands for implementing the WebMCP browser standard so AI agents interact with your site through structured tools. Reach for it when you are adding agent-facing APIs to a web app and want setup, tool design, audit, and test workflows in one place. It emphasizes typed tools over fragile screen-scraping for production web integrations.
- Slash commands: /webmcp, setup, add-tool, debug, audit
- Router skill with setup, add-imperative-tool, add-declarative-tool workflows
- References for imperative API, declarative forms, tool design, and testing
- Targets Chrome 146+ navigator.modelContext and HTML tool attributes
Webmcp Toolkit by the numbers
- Data as of Jul 7, 2026 (Skillselion catalog sync)
/plugin marketplace add qdhenry/WebMCP-ToolkitAdd your badge
Show developers this marketplace is listed on Skillselion. Paste this into your README.
| Last updated | March 1, 2026 |
|---|---|
| Repository | qdhenry/WebMCP-Toolkit ↗ |
How do you add reliable agent-facing APIs to a website without brittle scraping?
Guide WebMCP setup, imperative and declarative tools, debugging, audits, and tests so agents call typed site APIs.
Who is it for?
Web developers adopting WebMCP who want guided setup, tool additions, audits, and tests inside Claude Code.
Skip if: Backend-only API projects with no browser surface or teams not targeting WebMCP-capable clients.
What you get
You get stepwise workflows, API references, and audit or test reports aligned to WebMCP best practices.
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FAQ
What APIs does WebMCP expose?
Imperative registration via navigator.modelContext and declarative toolname attributes on HTML forms.
What is the main slash entry?
/webmcp routes to setup, add-tool, debug, audit, or test workflows.
Who maintains the toolkit?
The marketplace lists Quintin Henry as owner of the qdhenry/WebMCP-Toolkit repository.