Mistral Devstral Small 1.1vsGPT OSS 120B
Mistral Devstral Small 1.1 is cheaper than GPT OSS 120B at $0.1/M vs $0.18/M input tokens.
| Spec | Mistral Devstral Small 1.1 | GPT OSS 120B |
|---|---|---|
| Input price | $0.1/M tokens | $0.18/M tokens |
| Output price | $0.3/M tokens | $0.8/M tokens |
| Context window | — | 131K tokens |
| Weights | Open | Open |
| Free API (OpenRouter) | No | No |
| Released | Jul 2025 | Aug 2025 |
Our Verdict
GPT OSS 120B
Mistral Devstral Small 1.1Runner-up
Not enough votes to call it. On the specs, GPT OSS 120B has the edge: bigger model tier, bigger context window, major provider backing.
Too close to call
API pricing
Cost per 1M tokens
Mistral Devstral Small 1.1
Input
$0.10
1.8× cheaper
Output
$0.30
2.7× cheaper
GPT OSS 120B
Input
$0.18
Output
$0.80
Mistral Devstral Small 1.1 is cheaper on both: 1.8× input, 2.7× output.
Where to run it
18 hosts, cheapest first
Mistral Devstral Small 1.1
No hosts listed on OpenRouter.
GPT OSS 120B18 hosts
AkashMLbf16$0.03 in$0.17 out131k99.9% upCoreWeavefp4$0.03 in$0.17 out131k99.9% upDeepInfrabf16$0.04 in$0.17 out131k99.4% upDigitalOcean$0.06 in$0.39 out128k99.7% upMancerfp8$0.06 in$0.50 out131k99.6% upGoogle Vertex AI$0.09 in$0.36 out131k99.9% up
12 more hostsFewer hosts
Basetenfp4$0.10 in$0.50 out128k100% upParasailfp4$0.10 in$0.75 out131k100% upSambaNova$0.14 in$0.95 out131k96.9% upAmazon Bedrock$0.15 in$0.60 out131k98.1% upGroq$0.15 in$0.60 out131k100% upNebiusfp4$0.15 in$0.60 out131k96.2% upTogether$0.15 in$0.60 out131k98.8% upCerebrasfp16$0.35 in$0.75 out131k100% upNovitafp4degraded$0.05 in$0.25 out131k86.7% upSiliconFlowfp8degraded$0.05 in$0.45 out131k84.3% upPhaladegraded$0.15 in$0.60 out131k88.8% upMaradegraded$0.15 in$0.75 out131k86% up
Per million tokens. Prices and uptime via OpenRouter, checked 9 Sep 2026.
Writing DNA
Style Comparison
Similarity
42%
GPT OSS 120B uses 15.4x more emoji
Mistral Devstral Small 1.1
GPT OSS 120B
51%Vocabulary52%
18wSentence Length19w
0.55Hedging0.28
3.8Bold7.4
5.1Lists1.8
0.00Emoji0.15
0.07Headings0.73
0.28Transitions0.17
Based on 27 + 21 text responses
Research
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FAQ
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