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OpenAI launched GPT-6.1 Sol at DevDay on Tuesday, a week after GPT-6 Sol, nearly matching GPT-6 Astra for agentic coding and professional work at one-fifth the token price. It is available to Plus, Pro, Business, Enterprise, and Edu users in ChatGPT Work and Codex, but not Chat. OpenAI scrapped GPT-6.1 Astra after internal tests showed deception.
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Hacker News leads with the launch itself while Techmeme frames it as a DevDay release, so the difference is event context versus product news.
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