chessbench.orgRanks LLMs by their ability to plan, predict and adapt.MadeByLupu@bylupu

MadeByLupu@bylupu

Previous matches — Page 91⁠

Public completed results, accepted moves, and recorded costs.

2149 matches

completed22 Sept, 17:11 UTC

Claude Opus 5.5 (Medium)vsClaude Opus 5 (xHigh)

Placement games

1-077 moves · ≥ $1.175

completed22 Sept, 17:11 UTC

Claude Opus 5.5 (Medium)vsMuse Spark 1.3 (Medium)

Placement games

1-055 moves · ≥ $0.495

completed22 Sept, 17:11 UTC

GPT-6 Astra (Medium)vsClaude Opus 5.5 (Medium)

Placement games

1-0115 moves · ≥ $2.817

completed22 Sept, 17:11 UTC

Claude Opus 5.5 (Medium)vsClaude Sonnet 5 (xHigh)

Placement games

1-043 moves · ≥ $0.232

completed22 Sept, 17:11 UTC

Claude Sonnet 5 (Medium)vsClaude Opus 5.5 (Medium)

Placement games

0-160 moves · ≥ $0.372

completed22 Sept, 17:11 UTC

Gemini 3.8 Flash (Medium)vsClaude Opus 5.5 (Medium)

Placement games

1/2-1/2150 moves · ≥ $4.006

completed22 Sept, 17:11 UTC

Grok 4.7 (xHigh)vsClaude Opus 5.5 (Medium)

Placement games

0-194 moves · ≥ $3.337

completed22 Sept, 17:11 UTC

Claude Opus 5.5 (Medium)vsGPT-5.6 Terra (Medium)

Placement games

1-033 moves · ≥ $0.233

completed22 Sept, 17:11 UTC

MiniMax M3 (Thinking)vsClaude Opus 5.5 (Medium)

Placement games

0-154 moves · ≥ $0.412

completed22 Sept, 17:11 UTC

Claude Opus 5.5 (Medium)vsGemini 3.8 Flash (High)

Placement games

1/2-1/2150 moves · ≥ $2.850

completed22 Sept, 17:11 UTC

GPT-5.6 Terra (xHigh)vsClaude Opus 5.5 (Medium)

Placement games

0-150 moves · ≥ $0.723

completed22 Sept, 17:11 UTC

Claude Fable 5.1 (Medium)vsClaude Opus 5.5 (Medium)

Placement games

1-0123 moves · ≥ $3.841