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What's the difference?

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All stages · Demo 08

Courier frame

Every tick is structured state. Jev picks an allowed move. The board executes. No generated plan.

ChoiceNoulGame / real-time control

A night grid where a courier is steered by typed actions: north, east, wait, dock.

replay tickidlerisk —

allowed actions

clear to dock? · Noul

P(yes)0%

State is the grid. Jev only chooses among legal moves. Walls and docking stay in code.

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.