Premium web chess with its own engine and AI. Challenge the machine across 4 levels and climb your Elo.
Yes. botAgedrez is completely free, with no sign-up and no in-game purchases — the site is paid for by the ads around it. Open the page and start playing.
No. There is no sign-up. Your Elo, achievements and game history are stored in your own browser.
Yes. The engine and the AI both run on your device, so once the page has loaded you can keep playing without an internet connection.
There are four levels, from Easy (~800 Elo) to Expert (~2000 Elo). The AI runs minimax with alpha-beta pruning, so it punishes tactical mistakes.
The Légal trap, the Fried Liver, the Blackburne-Shilling, the Englund mate, Noah's Ark, the Lasker trap and the fishing pole: seven chess opening traps, move by move, and how to avoid falling for them.
How to checkmate in a few moves and how to defend: Scholar's Mate, Fool's Mate, back-rank mate, smothered mate and the patterns that decide most games.
Every chess rule explained step by step: how each piece moves, castling, en passant, promotion, check and checkmate, and all five ways a game can end in a draw.
A practical guide to improving at chess: the opening principles that actually matter, the tactical patterns that decide games, and the four endgames you must know.
Which opening to pick for your style: Italian, Ruy Lopez, Sicilian, French, Caro-Kann, Queen's Gambit and the London System — with their first moves and their plans.
Fork, pin, skewer, discovered attack, double check, deflection, decoy and overloading — the eight tactical patterns that decide games, and how to spot them.
How to mate with king and rook, opposition in pawn endings, the square rule, rook and pawn endgames and when a position is drawn. Essential technique, step by step.
What your Elo actually means, the real formula behind it, what each rating band represents, and the five things that genuinely make it go up.