Open Source Model Open Source
OpenAI gpt-oss
OpenAI gpt-oss is a family of open-weight large language models designed for powerful reasoning and agentic tasks, available for local and on-device deployment.
6/10 MegaOne Score
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Category Open Source Model
Model Open Source
Company OpenAI
Team Size 11,056
Total Funding $180.0B
About OpenAI gpt-oss
OpenAI gpt-oss refers to a family of open-weight large language models, specifically gpt-oss-120b (117B parameters) and gpt-oss-20b (21B parameters), released under the permissive Apache 2.0 license. These models leverage a Mixture-of-Experts (MoE) architecture for efficient performance and are designed for strong reasoning capabilities, agentic tasks, and versatile deployment on user-controlled infrastructure, offering full control over data and costs.
Why We Scored It 6/10
6/10
OpenAI gpt-oss provides open-weight models for powerful reasoning, democratizing access to advanced AI. However, its relatively low GitHub stars and mid-tier market position suggest it hasn't achieved the same widespread adoption or cutting-edge status as other open-source platforms or frontier models.
Features & Platform
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OpenAI gpt-oss Coverage
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