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OpenAI

OpenAI: gpt-oss-20b

openai/gpt-oss-20b

gpt-oss-20b is an open-weight 21B parameter model released by OpenAI under the Apache 2.0 license.

Context window: 131,072 tokens
Input: text
Output: text
Pricing: $0.018/M input tokens, $0.09/M output tokens

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