Local tools

Everything you enter stays in this browser and is never sent to a server. The tools don't read your account or API key, and their results are easy to double-check.

Usage window calculator
TimeRuns locally
Enter when your window started and how long it is to get your local reset time and time left.
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Prompt boundary checker
PromptsRuns locally
Checks whether a prompt spells out the goal, scope, permissions, stop conditions and definition of done.
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Usage window calculator

Prompt boundary checker