Here Huang is leaking the sizes of OpenAI models again
TG AI News·March 16, 2026 at 7:43 PM·
Trusted Source
It seems that GPT-5 has only two trillion parameters. Previously, he also showed the number of parameters for GPT-4 (GPT MoE 1.8T). This means that OpenAI's flagship model has not grown at all in size over three years.