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claude-in-chrome-troubleshooting

Diagnose and resolve Claude browser extension native messaging host conflicts on macOS.

Updated Feb 26, 2026
Search Tags:#troubleshooting#claude#mcp#chrome#browser extension#native host
One-click install
npx skills add https://github.com/keremtoker468-dotcom/restoran --skill claude-in-chrome-troubleshooting-keremtoker468-dotcom
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: claude-in-chrome-troubleshooting
Source: https://github.com/keremtoker468-dotcom/restoran/tree/main/.claude/skills/claude-in-chrome-troubleshooting
Command: npx skills add https://github.com/keremtoker468-dotcom/restoran --skill claude-in-chrome-troubleshooting-keremtoker468-dotcom

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill resolves issues where the Claude browser extension fails to connect to the native messaging host, preventing browser automation tools from functioning correctly.

Core Features & Use Cases

  • Diagnose Connectivity Issues: Identifies conflicts between Claude.app and Claude Code CLI native hosts.
  • Resolve Conflicts: Provides steps to disable the incorrect native messaging host configuration.
  • Use Case: When your mcp__claude-in-chrome__* tools report "Browser extension is not connected" after an update or switching between Claude desktop and CLI.

Quick Start

Run the chrome-mcp-toggle command to switch between Claude.app and Claude Code CLI configurations.

Frequently Asked Questions about claude-in-chrome-troubleshooting

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
Why does my Claude browser extension say it is not connected when using MCP tools?▼

The Claude browser extension is not connected error occurs when the MCP tools cannot reach the native messaging host, often due to conflicts between Claude.app and Claude Code CLI configurations on macOS.

How do I fix native messaging host conflicts between Claude.app and Claude Code CLI?▼

To fix native messaging host conflicts, run the chrome-mcp-toggle command to switch between Claude.app and Claude Code CLI configurations, disabling the incorrect host setup causing the connection failure.

How do I diagnose Chrome MCP connectivity issues on macOS?▼

Diagnose Chrome MCP connectivity issues on macOS by running provided diagnostic commands to identify whether Claude.app or Claude Code CLI native hosts are active and conflicting with browser automation tools.

Can I use Claude in Chrome MCP tools with both the desktop app and CLI installed?▼

You can use Claude in Chrome MCP tools with both installed, but Claude.app and Claude Code CLI native hosts conflict on macOS, requiring the chrome-mcp-toggle script to switch configurations seamlessly.

What should I do if mcp__claude-in-chrome tools stop working after an update?▼

If mcp__claude-in-chrome tools stop working after an update, verify the native messaging host configuration and use the toggle script to resolve conflicts between Claude.app and CLI installations.

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