jev-ultrafast-mcp

by jiawei686 · Browser Automation · ★ 20

jev-ultrafast-mcp is an MCP server by jiawei686. Hand a whole browser task off in one call: a decision model drives the page server-side, so a flow costs one call, not a turn per click. Ref-based element tables, code-checked assertions, zero-model macro replay, over the Chrome DevTools Protocol. It has 20 GitHub stars and ranks #323 of 591 in Browser Automation by stars.

Category: Browser Automation
Author: jiawei686
GitHub stars: 20
This week: Tracking since 19 Oct 2026
Language: Python
License: MIT (open source)
Last update: 2026-09-23 (31 days ago)
Links: Source Website PyPI

ai-agents
browser-automation
chrome-devtools-protocol
mcp
web-automation
agent-tools
browser-use
cdp
claude
claude-code
cursor
headless-chrome
+8 more

How to install jev-ultrafast-mcp

jev-ultrafast-mcp is published on PyPI as jev-ultrafast-mcp, and it is listed in the official MCP Registry. These steps assume it runs as a local stdio server, which is the usual setup.

Check the README. Confirm the start command and note any API keys or environment variables it needs (pass them with -e KEY=value or an env block). You need uv for uvx.

Add it to Claude Code from a terminal:

claude mcp add jev-ultrafast-mcp -- uvx jev-ultrafast-mcp

Or add it to Cursor or Claude Desktop in .cursor/mcp.json or claude_desktop_config.json:

{
  "mcpServers": {
    "jev-ultrafast-mcp": {
      "command": "uvx",
      "args": [
        "jev-ultrafast-mcp"
      ]
    }
  }
}

Restart the client and check it. Run claude mcp list, or open the client's MCP settings, and confirm jev-ultrafast-mcp and its tools are listed. The install guide covers VS Code and Codex.

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Maintain this project? Get it featured ($99/mo, pinned at the top of Browser Automation) or see what featuring includes.

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Frequently asked questions

What is jev-ultrafast-mcp?

jev-ultrafast-mcp is an MCP server by jiawei686 in the Browser Automation category. Hand a whole browser task off in one call: a decision model drives the page server-side, so a flow costs one call, not a turn per click. Ref-based element tables, code-checked assertions, zero-model macro... It has 20 GitHub stars and ranks #323 of 591 in Browser Automation by stars.

Is jev-ultrafast-mcp free and open source?

Yes. jev-ultrafast-mcp is published under the MIT license, so you can run, modify and self-host it at no cost. If it connects to a paid service, that service's own pricing and API terms still apply. Check the repository for the exact license text before using it commercially.

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Data last updated 25 October 2026. Stars and downloads are refreshed every day from GitHub and npm.