Claude-router is a best project for using open model in claude-code
2 files for Claude Code and Gemini CLI: claude-router CLAUDE.md, claude-router GEMINI.md — 2,754 tokens loaded in every session.
CLAUDE.md B 2,156 tok GEMINI.md B 598 tok These files are say828/claude-router's own configuration — they tell Claude Code and Gemini CLI how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.