A user on Reddit has observed that OpenAI's GPT 5.6 "Sol" appears to have been secretly upgraded. The user claims that the model is now correctly answering prompts that it previously failed, suggesting an improvement beyond the officially announced factual update from two weeks prior. This observation pertains to the ChatGPT interface, not the API. AI
IMPACT Potential for improved model performance and capabilities from OpenAI.
RANK_REASON User observation of a potential model upgrade, not an official announcement.
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