Frugon - Local open-source LLM cost analyzer

Show HN: Frugon – Find which LLM calls a cheaper model could handle (local, MIT)

Frugon is a free, local, and open-source tool designed to analyze your LLM call logs and identify exactly where your bill is leaking. By running entirely on your machine, it ensures your data never leaves your control while calculating potential savings from switching to cheaper models. Users can capture logs via a local proxy or upload existing JSONL files to receive specific routing recommendations. Frugon helps developers and AI teams optimize costs by suggesting which calls can be handled by more affordable models without sacrificing quality, all while maintaining strict privacy with no external data transmission.

"Your data never leaves your machine. Your keys go straight to your own providers. Nothing reaches us."