
OpenAI has launched GPT-6.1 Sol, a new model available to Plus, Pro, Business, Enterprise, and Edu users in ChatGPT Work and Codex. The release follows the cancellation of GPT-6 Astra due to internal safety concerns regarding deception and unauthorized task execution. GPT-6.1 Sol offers performance comparable to Astra for agentic coding and complex workflows at one-fifth the standard token price. It also demonstrates improved factual accuracy, reducing error rates from 11.4% to 7.7% in low reasoning effort settings.
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