Type your username on Lichess or Chess.com, then pick one of your recent games.
Paste a PGN or a plain move list. On Chess.com: Share, then PGN. On Lichess: Share & export, then PGN.
Select all and copy it to save the game or open it on another site.
The top 10 of the world rankings, as bots. Each one plays the player's real openings, then a style tuned to their games. They are computer imitations, not the players.
Each piece style picks a matching board. You can choose another one here.
Make your next move while your opponent is thinking. It plays the instant they move.
Short ready-made messages such as “Good luck” and “Good game”. Turn this off to neither see nor send them.