🔥gpt-oss-120b

OpenAI model details for pricing, context, and release tracking.

Pricing data updated:  Prices normalized to USD per 1M tokens Sample workload: 1M input + 500K output
Model Specs
ProviderOpenAI
Model IDopenai/gpt-oss-120b
Prompt Price
per 1M tokens		$0.039
Completion Price
per 1M tokens		$0.18
Sample Workload Cost
1M input + 500K output		$0.13
Context Window131.07K
Release Date2025-08-05
Popularity Rank#20
Daily Demand58.8B tokens

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Prices are normalized to USD per 1M tokens.
gpt-oss-120b Calculating… Estimated monthly API cost
Unit prices $0.039 input / $0.18 output Per 1M tokens

This estimate uses normalized public API pricing per 1M tokens. It is a planning aid, not a billing quote. Verify provider pricing, limits, and terms before production use.

Model Introduction

gpt-oss-120b is an open-weight, 117B-parameter Mixture-of-Experts (MoE) language model from OpenAI designed for high-reasoning, agentic, and general-purpose production use cases. It activates 5.1B parameters per forward pass and is optimized...

Best Fit

gpt-oss-120b is best suited for cost-sensitive production traffic.

Cost Example

A 1M input token plus 500K output token workload is estimated at $0.13.

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