How three OSLabs engineers built a CLI to catch you overpaying Claude
This story is from 2026-09-24. It is preserved in the archive; the latest stories are on the live feed.
I’m one of three developers behind PennyWyze, an open-source CLI that audits which Claude tier (Opus, Sonnet, or Haiku) is the cheapest one that still passes your quality bar. You point it at your prompt and a handful of real examples you already know the right answer to, and it tells you, in real…
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- 2026-09-24 02:45 · DEV Community — AI
How three OSLabs engineers built a CLI to catch you overpaying Claude