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claude-in-chrome-troubleshooting

Diagnose native messaging host conflicts between Claude.app and Claude Code CLI.

1|Updated Jan 31, 2026
Search Tags:#troubleshooting#claude#chrome#connectivity#browser extension#native host
One-click install
npx skills add https://github.com/allanninal/claude-code-skills --skill claude-in-chrome-troubleshooting-allanninal
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: claude-in-chrome-troubleshooting
Source: https://github.com/allanninal/claude-code-skills/tree/main/skills/claude-in-chrome-troubleshooting
Command: npx skills add https://github.com/allanninal/claude-code-skills --skill claude-in-chrome-troubleshooting-allanninal

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This skill resolves connectivity problems between the Claude browser extension and the Claude Code CLI or Claude.app, ensuring reliable browser automation.

Core Features & Use Cases

  • Diagnose Connection Failures: Identifies conflicts between Claude.app's native host and Claude Code's native host.
  • Resolve "Browser extension is not connected" errors: Provides steps to disable the conflicting native messaging configuration.
  • Use Case: When Claude Code's browser tools report that the extension is not connected after an update or switching between Claude.app and Claude Code 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
How do I fix the "Browser extension is not connected" error for Claude in Chrome?▼

To fix the browser extension connection error, you must resolve native messaging host configuration conflicts between Claude.app and Claude Code CLI by modifying configuration files and restarting the applications on macOS.

Why does the Claude Chrome extension lose connectivity after switching to the CLI?▼

The Claude Chrome extension loses connectivity because switching between Claude.app and Claude Code CLI causes native messaging host conflicts that disrupt proper socket communication required for browser automation.

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

You can switch native messaging host configurations by running the chrome-mcp-toggle command, which disables the conflicting host setup and restores socket communication for the selected Claude environment.

Does resolving Claude Chrome connection issues require manual configuration file edits on macOS?▼

Yes, resolving Claude Chrome connection issues requires manual intervention on macOS to modify native messaging host configuration files and restart applications to ensure proper socket communication.

What causes native messaging host conflicts between Claude.app and Claude Code CLI?▼

Native messaging host conflicts occur when both Claude.app and Claude Code CLI attempt to manage browser extension socket communication simultaneously, requiring configuration toggling to isolate the active host.

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