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webmcp-react
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webmcp-react

Active·★ 92·MIT·Updated 2026-10-27

WebMCP-react is an experimental React hooks library designed to expose typed, callable tools to AI agents via the `document.modelContext` Web standard. It simplifies the registration and management of tools, offering features like Zod-first input definition, JSON Schema fallback, built-in polyfills, and SSR safety.

Basic information · No in-depth review published yet. Features and usage information are compiled from public project materials; check the official documentation before choosing.

#React#WebMCP#AI Agents#Tooling#Zod
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Guides
#JSON Schema
#Browser API
#Polyfill
$ Install
$ npm install webmcp-react zod
↗ Visit site★ GitHub
01

Features

01Zod-first input definition for full type inference in handlers.
02JSON Schema fallback for defining tool inputs without Zod.
03Built-in lightweight polyfill for WebMCP when native support is unavailable.
04SSR-safe compatibility with frameworks like Next.js and Remix.
05Reactive state for tool execution, allowing UI to reflect execution status, results, and errors.
02

Compatibility

React
Framework
Verified via docs
WebMCP
Standard
Verified via docs
JavaScript/TypeScript
Runtime
Verified via docs
npm
Package Manager
Verified via docs
Next.js/Remix
SSR Framework
Verified via docs
03

Quick start

1
$ npm install webmcp-react zod
04

Use cases

↳Exposing typed web application functionalities (tools) to AI agents via the WebMCP standard.
↳Integrating web-based tools with desktop AI clients like Claude Code and Cursor using a bridge extension.
↳Building dynamic and interactive UIs that respond to tool execution states or conditionally register tools.
↳Scaffolding and setting up tools for various AI agents using a dedicated skills CLI.
05

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agentcathq /
webmcp-react
↗

React hooks for exposing your app's functionality as WebMCP tools - transport-agnostic, SSR-safe, Strict Mode safe, W3C spec-aligned

92MIT
Last commit1w ago
StatusActive
CategoryAPI Integration
Links
Documentation↗Discussion↗Issues↗Releases↗
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