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Comparison of gpt-oss 20B, gpt-oss 120B
Attribute
OpenAIRemove
OpenAIRemove
Price per 1M tokens
Input$0.03$0.037
Output$0.14$0.17
Long prompts--
Limits
Context window131K131K
Scores
Intelligence138140
Capabilities
ReasoningYesYes
Image inputNoNo
Tool callsYesYes
Structured outputsYesYes
Open weightsYesYes
Data
Where prompts goOpen weights. US or EU hosts by default.Open weights. US or EU hosts by default.
Release
ReleasedAug 5, 2025Aug 5, 2025

Intelligence is the Epoch Capabilities Index (Epoch AI, CC BY 4.0). Coding is Terminal-Bench 4.0, the share of tasks solved by the agent shown.

TokenSpend stores no prompt or response content for any model. See Trust.