claude-in-chrome-troubleshooting

Name: claude-in-chrome-troubleshooting
Availability: InStock
Author: monmacllcapp

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

Updated Aug 27, 2026

Search Tags:#troubleshooting #claude #mcp #chrome #browser extension #connection issues

Ready to run

npx skills add https://github.com/monmacllcapp/skill-forks --skill claude-in-chrome-troubleshooting-monmacllcapp

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: claude-in-chrome-troubleshooting
Source: https://github.com/monmacllcapp/skill-forks/tree/main/skills/security/plugins/claude-in-chrome-troubleshooting/skills/claude-in-chrome-troubleshooting
Command: npx skills add https://github.com/monmacllcapp/skill-forks --skill claude-in-chrome-troubleshooting-monmacllcapp

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill helps diagnose and resolve connectivity problems between the Claude browser extension and the Claude Code CLI, ensuring seamless browser automation.

Core Features & Use Cases

Conflict Resolution: Identifies and resolves conflicts between Claude.app's native host and Claude Code CLI's native host.
Configuration Toggling: Provides scripts to easily switch between the two native host configurations.
Diagnostic Tools: Offers commands to quickly check running processes, socket locations, and active configurations.
Use Case: When Claude Code reports "Browser extension is not connected" despite the extension appearing active, this skill guides you through the steps to re-establish the connection by managing native host configurations.

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

How do I fix the "Browser extension is not connected" error in Claude Code?▼

To fix the connection error, resolve native messaging host conflicts between Claude.app and Claude Code CLI by toggling configurations and restarting necessary services using provided diagnostic scripts.

Why does my Claude browser extension show active but fail to connect to the CLI?▼

The connection failure usually stems from a conflict between Claude.app's native host and Claude Code CLI's native host. Managing configuration files and switching native host setups re-establishes browser automation.

How do I diagnose native messaging host conflicts on macOS for Claude?▼

Diagnose native messaging host conflicts by running diagnostic commands to inspect running processes, socket locations, and active native messaging configurations on macOS to identify overlapping host setups.

How do I switch between Claude.app and Claude Code CLI native host configurations?▼

Switch between Claude.app and Claude Code CLI native host configurations by running the `chrome-mcp-toggle` command, which updates the necessary configuration files to point to the correct host.

Can I use Claude in Chrome MCP extension if Claude.app is also running?▼

Yes, but Claude.app and Claude Code CLI native messaging hosts conflict. You must toggle the active configuration to point exclusively to either Claude.app or the Claude Code CLI for browser automation.

What should I do if toggling the Claude MCP configuration doesn't restore the connection?▼

If toggling configurations doesn't work, inspect running processes and socket locations using the provided macOS diagnostic commands to verify the active native messaging configuration and restart required services.