ENGINE · CONNECTING

Play the build.

No account. Real search. Every move checked twice.

Enter the code to begin. —

Set the board

The code stays in this browser tab.

Invitation code

Shared privately in the chess group.

Board name optional

Saved only when research sharing is enabled.

Your pieces

Think time

What helps the engine

Unusual openings, sharp positions, and moves that make you stop and look twice. Shared games become candidates for deeper offline analysis, never automatic lessons from a human move.