chrome-mcp-troubleshooting

by trailofbits 6.6k CC-BY-SA-4.0 Updated Aug 18, 2026
chrome-mcp-troubleshooting skill by trailofbits
chrome-mcp-troubleshooting — Integrations skill by trailofbits

chrome-mcp-troubleshooting is an open-source integrations skill for Claude Code and compatible agents, published by trailofbits. Its author describes it as: “Diagnose and fix Claude in Chrome MCP extension connectivity issues. Use when mcp__claude-in-chrome__* tools fail, return "Browser extension is not connected", or behave erratically.”. The project has 6.6k stars on GitHub and is available under the CC-BY-SA-4.0 license. Add it to your setup with `/plugin marketplace add trailofbits/skills`.

What chrome-mcp-troubleshooting does

Use this skill when Claude in Chrome MCP tools fail to connect or work unreliably.

Installation

Add chrome-mcp-troubleshooting to your agent with:

/plugin marketplace add trailofbits/skills

Always review a skill's source before installing it. This command comes from the skill's public repository; the linked repo is the source of truth for exact setup steps.

What's inside

The SKILL.md for chrome-mcp-troubleshooting is organised into these sections:

  • When to Use
  • When NOT to Use
  • The Claude.app vs Claude Code Conflict (Primary Issue)
  • Two Native Hosts, Two Socket Formats
  • Why They Conflict
  • The Fix: Disable Claude.app's Native Host
  • Toggle Script
  • Quick Diagnosis
  • Critical Insight
  • Full Reset Procedure (Claude Code CLI)
  • Other Common Causes
  • Multiple Chrome Profiles

When to use it

Reach for chrome-mcp-troubleshooting when you want integrations help from your agent without writing the same instructions every session. Load the skill and the agent picks it up automatically for relevant tasks.

Strengths

  • Clear CC-BY-SA-4.0 license — safe to read and adapt
  • Ships in trailofbits/skills, an established project with 6,646 GitHub stars
  • Actively maintained (recent commits)

Topics

agent-skills

Frequently asked questions

What does chrome-mcp-troubleshooting do?
Diagnose and fix Claude in Chrome MCP extension connectivity issues. Use when mcp__claude-in-chrome__* tools fail, return "Browser extension is not connected", or behave erratically.
How do I install chrome-mcp-troubleshooting?
Run /plugin marketplace add trailofbits/skills in your agent, then reload your skills. Review the source at https://github.com/trailofbits/skills before installing.
Is chrome-mcp-troubleshooting free to use?
Yes. chrome-mcp-troubleshooting is free and open source under the CC-BY-SA-4.0 license, so you can read, run, and adapt it within that license's terms.
Where does chrome-mcp-troubleshooting come from?
chrome-mcp-troubleshooting ships inside trailofbits/skills, a repository that contains 41 catalogued skills in total. The repository's 6,646 GitHub stars apply to that whole collection, not to this skill on its own.

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