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What's the difference?

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All stages · Demo 201

HS-6 tariff

Choice coffee / phone / apparel. Harmonized System headings are six digits. Jev never counts them. Short codes reject before any chapter rail.

ChoiceHS-6 digit length in JS

A tariff tape. 090111 books coffee. 851712 books a handset. Four digits never scan.

replaykind —hs —

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.