🔥ai-burn

What did your AI
actually burn?

CO₂, water and money burned by your AI coding tools — Claude Code, Gemini CLI, Codex, Cursor, OpenCode. One command, fully local.

$npx ai-burn

Why run it?

🔒

100% local

Zero network requests. It reads the session history your tools already keep on disk, asks Y/n first, and nothing ever leaves your machine.

📊

Real numbers

Exact token counts per API turn, converted to energy, CO₂, water and retail API cost using published research. Just information — no lectures.

💸

Know your spend

See what your subscription usage would cost at pay-as-you-go API prices, per tool and per model. Spoiler: your flat plan is a steal.

Zero setup

No install, no config, no dependencies. One npx command, bilingual EN/FR output, and a --json flag when you want raw data.