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What's the difference?

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All stages · Demo 451

Kuwait CID

Choice kw / vat / other. Twelve digits starting 2 or 3; PACI weights. Jev never mods 11. Eleven digits need 12.

ChoiceCID 2-1-6 in JS

A digit tape. 280010112347 books a PACI plate. A last-digit flip rejects. Eleven digits never pass.

replaykind —cid —

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.