Plasmate MCP Server

MCP server for Plasmate - the browser engine for AI agents. Use with Claude Code, Claude Desktop, Cursor, Windsurf.

Local serverstdioPython

What is the Plasmate MCP Server?

MCP server for Plasmate - the browser engine for AI agents. Use with Claude Code, Claude Desktop, Cursor, Windsurf.

What you get

  • 16.6x fewer tokens — - SOM is dramatically smaller than DOM dumps
  • 50x faster — - No rendering engine overhead
  • 30MB memory — - vs Chrome's 300MB+
  • Structured output — - Clean JSON, not raw HTML

More MCP options

Compare MCP servers by category, or browse hosted MCP servers if you prefer an endpoint over a local process.

Maintainer setup documentation.

Recorded tools

Check the linked publisher documentation and your connected client's tool list. Names and availability can vary with the server version and account permissions.

ToolWhat it does
fetch_pageFetch a URL and get the Semantic Object Model (SOM)
extract_textGet clean readable text from any URL
open_pageOpen a persistent browser session
clickClick elements by SOM ID
evaluateExecute JavaScript in the page
close_pageClose a browser session

How to install the Plasmate MCP Server

{
  "mcpServers": {
    "plasmate": {
      "command": "npx",
      "args": [
        "-y",
        "plasmate-mcp"
      ]
    }
  }
}

From the project documentation. Replace placeholders and example paths before connecting.

Example prompts to try

  • “Use Plasmate MCP to fetch page.”
  • “Use Plasmate MCP to extract text.”
  • “Use Plasmate MCP to open page.”

Frequently asked questions

MCP server for Plasmate - the browser engine for AI agents. Use with Claude Code, Claude Desktop, Cursor, Windsurf. Confirm the tools offered by your installed version in the connected client. Tool availability and permissions depend on the server and account configuration.