Research
Findings and field notes.
What our benchmarks found, how we run them, and notes on building AI products you can trust.
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Benchmarks · · 4 min readAI Checkpoint: Sol’s new fast lane
Week ending 9 October: GPT-6.1 Sol Ultrafast, Haiku 5.5, Mistral Large 4, new AI interfaces, SurveyBench and a practical lesson in image tiling.
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Benchmarks · · 5 min readGPT-5.6 Luna was meant to be fast. It still lost to the clock.
Luna arrived as the fastest GPT-5.6. Across 96 BulletBench games, it lost 71 on time. The result exposes the model the market still has not built: genuinely smart, sub-second and predictable.
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Benchmarks · · 7 min readBulletBench: We made 23 AI models play speed chess, and the clock was the judge
Every leaderboard measures how smart a model is. None measure how smart it is per second. So we built one: AI models play speed chess on a real clock, and slow genius loses on time.