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Announcing FrontierMath Erdős. A pre-release Astra solved 2 of 68. Every attempt by GPT-5.6 Sol, GPT-5.5, Claude Fable 5.1 and Claude Fable 5 failed.

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Coverage of "Announcing FrontierMath Erdős. A pre-release Astra solved 2 of 68. Every attempt by GPT-5.6 Sol, GPT-5.5, Claude Fable 5.1 and Claude Fable 5 failed." from 1 source, with a live timeline of who reported what and when.

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  1. 2026-09-04 15:30 · r/ChatGPT
    Announcing FrontierMath Erdős. A pre-release Astra solved 2 of 68. Every attempt by GPT-5.6 Sol, GPT-5.5, Claude Fable 5.1 and Claude Fable 5 failed.

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