Check Agent Config Files in Cloned Repos Before Opening Them With Claude Code or Codex

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A developer guide warns that cloned repositories can contain configuration files that alter how AI coding agents such as Claude Code, Codex, and Gemini CLI behave. Files like .claude/settings.json, .mcp.json, and .gemini/settings.json can define shell-command hooks, MCP servers, and helper commands that run on the user's machine. The article notes that each agent applies its trust checks differently, and in some cases, such as non-interactive mode, those prompts are skipped entirely. It recommends inspecting these files with tools like git grep and jq before launching an agent in an unfamiliar project. The guide also outlines specific flags and settings that can limit what project-level configuration is allowed to run.

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