AI Usage Tracker for Claude and Codex

Track weekly AI usage limits, configure reset cycles and sleep hours, log manual history, and compare Claude and Codex burn rates against historical reference curves.

Calibration now matters

Use Log point when you intentionally check usage. The curve will use those samples as factual anchors.

History avg mode

After a few completed cycles, switch projection to History avg to compare this week against your real usage baseline.

Copy/paste backup

Export JSON when you want to move weeks between browsers. CSV is there for spreadsheet inspection.