GPT-6 Sol reportedly in internal testing at OpenAI, possible release within weeks

koltregaskes · x · 2026-09-06

Unverified: OpenAI is internally testing GPT-6 Sol after GPT-6 Astra's release. A tester says Sol's outputs are noticeably worse than Astra overall but it's fast and still a "monster model" — one zero-shot task took 15 minutes and 60k tokens on Max effort. Release may come within weeks.

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