OpenAI: gpt-oss-120b Pricing & Specs

Released: Unknown
OpenRouter Model IDopenai/gpt-oss-120b

OpenAI: gpt-oss-120b is an API-access large language model from Openai priced at $0.04/1M input tokens and $0.19/1M output tokens with a 131k context window. Context caching reduces input costs to $0.02/1M for cache reads.

Economics (OpenRouter)

Input / 1M
$0.04
Output / 1M
$0.19
Est. Monthly Cost
$2.88
Based on current usage settings
Cache Read$0.02
Cache Write$0.05

Capabilities (models.dev)

ReasoningNo
Tool CallNo
Audio InNo
Audio OutNo
Modalitytext
Context Window131k

Benchmarks (AA)

Intelligence Index
General reasoning and knowledge
Coding Index
Code generation & debugging
Math Index
Mathematical reasoning
Performance
tokens/sec

* Median output throughput

Model ID: openai/gpt-oss-120b • Data Sources: OpenRouter, Artificial Analysis, models.dev