gpt-oss-20b

OpenAI · openai/gpt-oss-20b

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gpt-oss-20b is an open-weight 21B parameter model released by OpenAI under the Apache 2.0 license. It uses a Mixture-of-Experts (MoE) architecture with 3.6B active parameters per forward pass, optimized for...

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Context

Max context: 131072
Max output:

Pricing

Input / 1M: 0.03
Output / 1M: 0.14
Blend / 1M: 0.08

Quality

Quality index:

Provider

Provider: OpenAI
Moderated: no