The implied cap — tokens burned ÷ utilization — exposes what
Anthropic's API actually allows per window.
Step-changes reveal when allowances are silently adjusted.
What is the implied cap?
Anthropic publishes utilization percentages but not the underlying token limits.
By dividing tokens burned by the utilization fraction, we back-calculate
the effective quota cap for each rate-limit window.
A sudden jump in the chart below = Anthropic changed your limit.