OpenAI
GPT-oss-120BOpen
OpenAI's open-weights 120B model, extremely fast inference at very low cost.
Intelligence
30.0 #483
Top 65% tier
Output Speed
240 t/s
ITL 4.2 ms/tok
Blended price (3:1)
$0.175 /1M
In $0.1/M · Out $0.4/M
Context
131K
≈ 328 A4 pages · max out 8,192
Quality Domain Radar
6-Axis Frontier Evaluation vs Category Average & Flagship
GPT-oss-120B
Claude Mythos Preview (#1)
Average (68)
Radar axes are approximated from category scores where direct benchmark measurements are missing — see Methodology.
API deployment
Compare hosts & latency
Throughput, TTFT and cache pricing across Groq, Cerebras, Together, DeepInfra, Fireworks, Bedrock and Azure.
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Category Scores
Benchmark Results
Model Details
Release date
Apr 15, 2026
Parameters
120B
License
Open Weights
Context Window
131,000 tokens
Input Price
$0.1/M
Output Price
$0.4/M
Output Speed
240 t/s
Time to First Token
—
Estimated monthly bill
Estimated monthly spend
$0.00
Calculating savings vs GPT-4o...
Cite & embed
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@misc{llmpodium2026gptoss120b,
title = {Benchmark Analysis and Intelligence Evaluation of GPT-oss-120B},
author = {LLMPodium Research},
year = {2026},
url = {https://llmpodium.com/models/gpt-oss-120b}
}Embed Score Badge
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