OpenAI launches new open-source AI models gpt-oss-120b and gpt-oss-20b; CEO Sam Altman says ‘this release will…’

OpenAI has introduced gpt-oss-120b and gpt-oss-20b, two new open-weight AI models designed to empower developers with cost-effective AI solutions. The gpt-oss-120b model matches the performance of OpenAI's o4-mini and can run on a single GPU, while the gpt-oss-20b is optimized for devices with limited memory. These models are available under the Apache 2.

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