webmcp-polyfill
MCP-B Polyfill for WebMCP
Before writing code
Fetch live docs:
- Web-search
site:github.com mcp-b READMEfor the polyfill repository, packages, and API documentation - Web-search
site:npmjs.com mcp-bfor the latest package names and versions - Fetch the MCP-B GitHub README for installation, usage, and React hooks API
- Web-search
mcp-b polyfill react hooks useMcpServerfor React integration patterns - Web-search
mcp-b vanilla javascript navigator.modelContextfor vanilla JS usage
Conceptual Architecture
What MCP-B Is
MCP-B (Model Context Protocol for Browser) is an open-source polyfill that implements the navigator.modelContext API for browsers without native WebMCP support. It allows developers to build and test WebMCP tools today, regardless of native browser support.
Why Use the Polyfill
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