Play Chess
Play chess against a powerful AI bot (Stockfish) directly in your browser.
Play against Stockfish AI
You are playing as White. Drag and drop pieces to make a move. The bot plays as Black.
Game Status
What is the Play Chess?
Play chess against the Stockfish engine — one of the strongest chess AIs in the world — running directly in your browser via WebAssembly. You play White, the engine replies as Black, and standard chess rules (including check and checkmate detection) are strictly enforced.
Because the engine runs locally there is no lag, no account and no server: moves are calculated instantly on your own device.
How to use the Play Chess
- 1Wait for the board to initialize — you play as White.
- 2Drag and drop a piece to a valid square; illegal moves snap back.
- 3The Stockfish bot replies automatically after your move.
- 4Use "Restart Game" to start a fresh match at any time.
Key features
- Powered by Stockfish (WebAssembly / Web Worker)
- Challenging engine depth tuned to stay fast in the browser
- Drag-and-drop with full touch support on mobile
- Instant illegal-move detection and checkmate validation
Frequently asked questions
How strong is the bot?
Stockfish is set to a depth that gives most players a solid challenge without freezing the browser.
What happens if I try an illegal move?
Standard rules are enforced — the piece snaps back, including when you are in check and must resolve it.
All Games
Tap any tool to jump straight in — no signup, works on mobile.