Company
OpenAI
Open-weight and hosted model releases with strong inference interest and frequent runtime discussion.
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Latest model
Series
GPT-OSS
GPT-OSS 120B
Production GPT-OSS release for general-purpose and higher-reasoning workloads that can fit on a single 80 GB class GPU.
117B total • 5.1B active • 128,000 context • 8 KV heads
GPT-OSS 20B
Smaller GPT-OSS release for general-purpose and reasoning use cases that need to stay within a much lighter single-card memory budget.
21B total • 3.6B active • 128,000 context • 8 KV heads