Tweet Reports Brockman on GPT-4o Base for Later Models
Tweet cites Brockman TIME interview on shared GPT-4o base model through 2025.
TLDR
Pseudonymous account @scaling01 posted that OpenAI president Greg Brockman confirmed o1, o3, GPT-5 and GPT-5.1 all used the GPT-4o base model. The post quotes Brockman from a TIME YouTube interview saying that from the April 2024 GPT-4o announcement through December 2025 the team stayed on the same underlying pre-trained model. The linked source is the full Brockman conversation with TIME on AGI and OpenAI plans. No other corroboration appears in the packet.
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