Connect Four · Game Search Lab

PLAY

Game board

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You · Red AI · Yellow

Click a column to drop your disc. Connect four to win.

CONFIGURE

AI opponent

Search algorithm

Search depth 4

Settings apply to the AI's next move.

MEASURE

Last AI decision

Algorithm: —
Selected column: —
Score / reward: —
Nodes explored: —
Decision time: —
Recorded events: —

Minimax scores and MCTS rewards use different scales.

EXPLORE

Search-tree explorer

No search recorded

Replay recorded visits, score updates, and pruning events. Traces may be truncated for large searches.

Speed 0 / 0

Explored tree

Play a move to inspect the AI's search.

Current event

No event selected.

Selected node

Node: —

Select a node in the tree to inspect its values.