Track OpenClaw/Clawdbot token and cost usage from session JSONL logs (prefer real usage.cost when present), generate daily/weekly summaries and top expensive sessions, and run budget checks (exit code on breach). Use to monitor spend, enforce budgets via cron/alerts, and apply a token-saving playbook to reduce output/tool-call cost.
Initial release: accurate JSONL cost extraction (OpenClaw + Clawdbot), top expensive sessions, budget check (exit 2 on breach) for cron alerts, and a token-saving playbook to reduce spend.