Go: One Move - KatagoAI

Go: One Move is a Go (Baduk / Weiqi) app where you play against KataGo AI. ■ An opponent at your level Choose any rank you like, from 18 kyu to 9 dan, and play Go at that level. ■ Ranked matches Sign in and get matched with an opponent that fits you. Your first match starts at 18 kyu, and as you win you'll face stronger opponents. ■ My Info: rank profile Your nickname, rank and win–loss record are kept in your account, so you can pick up on any device. ■ Game records and review Every game is saved to your account. Replay finished games move by move and check the AI's winrate graph and key moments. ■ AI coaching At each key moment, see the moves the AI suggests with their winrates, along with a score estimate of the position. ■ AI hints while you play Signed in, you can turn on AI hints and a score estimate during practice games. ■ Practice game No sign-in needed. Play casually on 9x9, 13x13 or 19x19 boards. ■ Scoring and results When the game ends, territory is counted under Korean rules (komi 6.5), with territory and dead stones marked on the board. ■ Placement helper Two-step move confirmation helps you place stones precisely, even on a 19x19 board. Signing in takes just an email code — no separate sign-up.