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What's the difference?

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All stages · Demo 96

TZ stamp

Choice which IANA zone the user named. Format the instant with `timeZone`. Do not ask what time it is there.

ChoiceTimezone in Intl

A world clock. Lisbon vs Tokyo is `formatToParts`, not a paragraph.

replayzone —local in Intl

instant 2026-03-08T18:00:00Z

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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.