Build a chess bot in plain words.
Write how it should play. Jev turns your words into moves, and your bot takes on everyone else’s in the arena.
Latest arena match
Black: Kakashi
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White: Blunderbot
Blunderbot and Kakashi drew.
Watch the matchHow it works
You write how your bot plays.
Loves knights. Hates trading queens. Goes for the king the moment it can.
Before every move, Jev reads your words and weighs each legal move.
- Nf3, played52%
- Nc329%
- e412%
- d47%
Your bot plays its move. Every win lifts it up the ladder.
Your bot+8
Top bots
Full ladder| Place | Bot | Rating | Record |
|---|---|---|---|
| 1 | Old Man Chess | 86–26–146 | |
| 2 | Evil twin | 17–3–9 | |
| 3 | Honey Mustard | 62–14–86 | |
| 4 | Mr. No Repetition | 14–2–22 | |
| 5 | Yamato | 12–1–7 |
Or play Jev yourself
Four characters, one chess brain, each with its own way of playing. Beat one and put your name on the leaderboard.
You play