• Extremely challenging Gomoku (Five-in-a-Row) human vs AI game, using advanced AI algorithms, the AI plays first with extremely high difficulty, testing your strategic limits
• Supports undo and restart, so you can take back or start a new match anytime
• Runs entirely in your browser via the @algorithm.ts/gomoku engine — ideal for Gomoku masters and chess enthusiasts who want to challenge the AI

1. Open the tool page — the board loads automatically, no download or installation needed
2. Click "Start Game". The computer (White) places the first stone at the center, then it is your turn (Black)
3. Click an empty intersection to place your stone; the computer responds automatically. The first to connect five stones horizontally, vertically, or diagonally wins. Use "Undo" to take back a move and "Restart" to begin a new game anytime

• This tool is completely free and requires no sign-up
• Everything runs locally in your browser — your data never leaves your device
• The AI is extremely strong: it always moves first and rarely loses, so beating it is a real challenge

Extremely challenging Gomoku human vs AI game, using advanced AI algorithms, AI plays first with extremely high difficulty, testing your strategic limits. Supports undo and restart functions. Suitable for Gomoku masters and chess enthusiasts who want to challenge AI for training and entertainment.

Open the tool page — the board loads automatically, no download or installation needed Click "Start Game". The computer (White) places the first stone at the center, then it is your turn (Black) Click an empty intersection to place your stone; the computer responds automatically. The first to connect five stones horizontally, vertically, or diagonally wins. Use "Undo" to take back a move and "Restart" to begin a new game anytime

This tool is completely free and requires no sign-up Everything runs locally in your browser — your data never leaves your device The AI is extremely strong: it always moves first and rarely loses, so beating it is a real challenge

Yes, Gomoku - Self-Torture Edition is completely free. No download or installation required — it runs right in your browser.