A curated list on AI token economics: what tokens cost, where they get wasted, and how to cut the bill. Tools, benchmarks, papers, and copy-paste configs for the token economy of LLMs and coding agents.

Open-source customer money path for usage-based SaaS — authorize customer spend before paid work runs.

Ultra-fast token & cost tracker for LLM Token Usage (e.g. Claude Code)

34 FinOps specialist AI agents + 6 named-pattern playbooks. Drop into Claude Code, Copilot, Cursor, Windsurf, Aider, Gemini CLI. MIT.