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gpt-oss-20b

OpenAILanguage modeling/generationQuestion answeringOpen weights

Gpt-oss-20b is language modeling/generation model published by OpenAI in 2025 featuring 20910000000.0 parameters.

About gpt-oss-20b

OpenAI · Language · Language modeling/generation,Question answering · 20910000000.0 params

LLM pricing & performance

Full LLM page →

gpt-oss-20b is available via API — live cost, context, and benchmark data:

Input / 1M
$0.05
Output / 1M
$0.18
Context
131K
Tokens/sec

Details

Provider
OpenAI
Task
Language modeling/generation,Question answering
Parameters
20910000000.0
Released
2025-08-05
Open weights
Yes
View model source

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