Beating GPT-5.6 Sol on retrieval with 100x cheaper open models

ModelsKimi's open model K3 nears GPT-5.6 Sol and Fable 5 while signaling the end of super cheap Chinese AIJul 16 · 247 sources

ModelsOpenAI claims GPT-5.6 Sol beats Opus 5 on ARC-AGI-3 but only with its own custom test harnessJul 30 · 2 sources

ModelsGPT-5.6 Sol reportedly disproves a 30-year-old statistics conjecture in 90 minutes after humans couldn't crack itJul 15

ModelsOpenAI's GPT-5.6 Sol Ultra reportedly solves a 50-year-old math problem in under an hourJul 11

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