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What's the difference?

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All stages · Demo 166

NPI Luhn

Choice md / np / org. Ten digits with a Luhn over `80840` plus the NPI. Jev does not double alternate digits.

ChoiceNPI Luhn after provider class

A digit tape. 1234567893 books an MD; a one-off last cell rejects. Nine-digit NP leftovers are format fails.

replaykind —npi —

STANDBY

All 4056 stages

Educational stage on jev.page — not the official TypeSafe console. Live calls go to POST https://api.typesafe.ai/v1/systemone from your browser when you paste a key. Without a key, the stage plays a recorded decision shaped like jev-1.13.0. Jev does not write the UI copy.