MCP is listed but wont connect to brave search

Claude Code CLI includes browser tool functions (mcp__browser-tools__*) in
its available function list, but attempting to use them results in
undefined errors. These tools should either be properly implemented or
removed from the function list to avoid confusion. Having non-functional
tools listed is misleading and creates a poor user experience.

Steps to reproduce:

1. Launch Claude Code CLI
2. Ask Claude to perform a browser-related function like "take a

screenshot"

1. Observe the error: "Error calling tool takeScreenshot: undefined