GPT-6.1 Terra (max) solved level 20 on a 3×3 in 98 moves

What the model saw

Each picture is the exact image the model was sent; highlighted: start.

startafter turn 1 · 8 movesafter turn 2 · 12 movesafter turn 3 · 20 movesafter turn 4 · 28 movesafter turn 5 · 28 movesafter turn 6 · 36 movesafter turn 7 · 44 movesafter turn 8 · 52 movesafter turn 9 · 60 movesafter turn 10 · 68 movesafter turn 11 · 76 movesafter turn 12 · 87 movesafter turn 13 · 88 movesafter turn 14 · 98 moves