Open-source LLM router & AI cost optimizer. Routes simple prompts to cheap/local models, complex ones to premium — automatically. Drop-in OpenAI-compatible proxy for Claude Code, Codex, Cursor, OpenClaw. Saves 40-70% on AI API costs. Self-hosted, no middleman.
NadirRouter/NadirClaw has 498 GitHub stars.
It currently ranks #39006 daily, #39141 weekly, #40081 monthly by momentum on Trending Repos; its best-ever rank is #5481.