From GPT-2 to gpt-oss: Analyzing the Architectural Advances
Read OriginalThis technical article provides a detailed analysis of OpenAI's new open-weight gpt-oss-120b and gpt-oss-20b models. It compares their architecture to the older GPT-2, highlighting key changes like RoPE, SwiGLU, Mixture-of-Experts, and attention mechanisms. The article also covers optimizations like MXFP4 for local deployment and includes benchmark comparisons with models like Qwen3 and GPT-5.
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