OpenAI released gpt-oss-120b and gpt-oss-20b - two state-of-the-art open-weight language models that were trained using a mix of reinforcement learning and techniques informed by OpenAI’s most advanced internal models, including o3 and other frontier systems.
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OpenAI introduces gpt-oss
"The gpt-oss-120b model achieves near-parity with OpenAI o4-mini on core reasoning benchmarks, while running efficiently on a single 80 GB GPU."
