What it does

AlphaZero learns board games by playing against itself many times.

Self-Play: Practicing with yourself • Grandmaster: Top-tier player

How it works

  • Start without human game examples.
  • Play games against itself.
  • Keep the strategies that win more often.

Uses & Applications

  • It can learn games like chess or Go.
  • Researchers use it to study planning and strategy.
  • Game designers can study strong computer play.
In short

AlphaZero improves through self-play.

Try it yourself

Learn a game by playing both sides

Take one or two stones on each turn. Whoever takes the last stone wins. The computer learns from games it plays against itself.

Your turn

Change one setting at a time. Reset example puts everything back.

Inspect self-play experience

Step 1
Why this happens

Look closer at the numbers
Numbers used in this example