GPT-5.6 Remains a Post-Trained Iteration
haider1 · x · 2026-07-09
A post clarifies that GPT-5.6 Sol is not a newly pre-trained model, but rather a continuation of training built upon 5.5. It also speculates that its parameter size remains smaller than the so-called fable-class models, likely around the 3T mark, whereas mythos/fable models approach 10T.
Related event: OpenAI Launches GPT-5.6 Series: Multi-Agent and Cost-Efficiency(119 posts)→
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