MCP server

Mdn Search

io.github.pipeworx-io/mdn-search

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

MDN Search MCP

From the maker's README Mozilla Developer Network (MDN) search MCP — search MDN docs for HTML/CSS/JS/Web APIs and fetch page summaries. Keyless. Source

Website Source

At a glance

Type

MCP server

Publisher

pipeworx.io (verified by the MCP Registry)

Status

Working at last check

Tools

45

Token cost

About 26,610 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http mdn-search https://gateway.pipeworx.io/mdn-search/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.mdn-search]
url = "https://gateway.pipeworx.io/mdn-search/mcp"

Gemini CLI

{"mcpServers":{"mdn-search":{"httpUrl":"https://gateway.pipeworx.io/mdn-search/mcp"}}}

Cursor

{"mcpServers":{"mdn-search":{"url":"https://gateway.pipeworx.io/mdn-search/mcp"}}}

VS Code

{"servers":{"mdn-search":{"type":"http","url":"https://gateway.pipeworx.io/mdn-search/mcp"}}}

Antigravity

agy mcp add mdn-search https://gateway.pipeworx.io/mdn-search/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"mdn-search","server_url":"https://gateway.pipeworx.io/mdn-search/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"mdn-search","server_url":"https://gateway.pipeworx.io/mdn-search/mcp"}

Tools

• bcd ~90 tokens
  Browser Compatibility Data block for a feature page.
• search ~132 tokens
  Full-text search across MDN content.
• summary ~85 tokens
  Page summary by slug (e.g. "Web/API/fetch" or "Web/CSS/grid").

Browse

• GitHub tools
• GitHub and code hosting

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