Kimi K3.1 Pro Becomes First Open-Weight Model to Score on MazeBench

Kimi K3.1 Pro scored 2% on the MazeBench spatial reasoning benchmark, becoming the first open-weight model with a non-trivial score, ahead of DeepSeek v4.1 Flash at 1%. It solved a multi-step maze puzzle on its 20th attempt, a feat only five models have achieved.

2026-10-25 ~ 2026-10-25 · 3 related posts

• MazeBench: Kimi K3.1 Pro hits 2%, first open-weights model with a nontrivial score — patience_cave · 2026-10-25
• Kimi K3.1 Pro becomes first open-weights model to score on MazeBench, at just 2% — patience_cave · 2026-10-25
• Kimi K3.1 Pro Solves Multistep MazeBench Puzzle After 20 Tries, Only 5th Model Ever — patience_cave · 2026-10-25