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Go

Learn Go in your browser

Go

A Go learning platform that runs entirely in your browser: guided lessons starting from captures and ko, games against an AI opponent, and position evaluation powered by a KataGo neural network.

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Rules

Complete rules

Liberties, captures, suicide, positional superko, Tromp–Taylor area scoring — the full rules of the game, so every move you play or study is judged correctly.

AI

KataGo AI

Play against KataGo — the engine behind top analysis tools — right in your browser, with nothing to install. Ask it to evaluate any position and show the moves it would consider.

Lessons

Guided + hands-on

Progressive lessons from captures, atari and connections to life-and-death, ko and ladders — every step is played on the board, and you move on only when it’s right.