GPT OSS 120B vs Mistral Large 2
Compare GPT OSS 120B by OpenAI against Mistral Large 2 by Mistral AI, in 2 community votes, gpt oss 120b and mistral large 2 are closely matched, context windows of 131K vs 128K, tested across 18 shared challenges. Updated April 2026.
Which is better, GPT OSS 120B or Mistral Large 2?
GPT OSS 120B and Mistral Large 2 are closely matched based on 2 community votes. GPT OSS 120B costs $0.18/M input tokens vs $8/M for Mistral Large 2. Context windows: 131K vs 128K tokens. Compare their real outputs side by side below.
Key Differences Between GPT OSS 120B and Mistral Large 2
GPT OSS 120B is made by openai while Mistral Large 2 is from mistral. GPT OSS 120B has a 131K token context window compared to Mistral Large 2's 128K. On pricing, GPT OSS 120B costs $0.18/M input tokens vs $8/M for Mistral Large 2. In community voting, In 2 community votes, GPT OSS 120B and Mistral Large 2 are closely matched.
In 2 community votes, GPT OSS 120B and Mistral Large 2 are closely matched. Based on blind community voting from the Rival open dataset of 2+ human preference judgments for this pair.
Our Verdict
GPT OSS 120BWinner
Mistral Large 2Runner-up
Votes are tied. GPT OSS 120B is newer and likely incorporates more recent improvements.
GPT OSS 120B is 30x cheaper per token — worth considering if cost matters.
Too close to call
Writing DNA
Style Comparison
Similarity
99%
GPT OSS 120B uses 16.9x more transitions
GPT OSS 120B
Mistral Large 2
52%Vocabulary43%
19wSentence Length21w
0.28Hedging0.39
7.4Bold14.4
1.8Lists7.4
0.15Emoji0.80
0.73Headings1.41
0.17Transitions0.01
Based on 21 + 10 text responses
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