GPT-5.2 vs Mistral Large 3 2512

Compare GPT-5.2 by OpenAI against Mistral Large 3 2512 by Mistral AI, in 4 community votes, gpt-5.2 wins 75% of head-to-head duels, tested across 53 shared challenges. Updated April 2026.

Which is better, GPT-5.2 or Mistral Large 3 2512?

GPT-5.2 is the better choice overall, winning 75% of 4 blind community votes on Rival. Compare their real outputs side by side below.

Key Differences Between GPT-5.2 and Mistral Large 3 2512

GPT-5.2 is made by openai while Mistral Large 3 2512 is from mistral. In community voting, In 4 community votes, GPT-5.2 wins 75% of head-to-head duels.

In 4 community votes, GPT-5.2 wins 75% of head-to-head duels. GPT-5.2 leads in Web Design. Based on blind community voting from the Rival open dataset of 4+ human preference judgments for this pair.

Web Design: GPT-5.2 wins 100% of votes
Image Generation: GPT-5.2 and Mistral Large 3 2512 are tied
Our Verdict
GPT-5.2
GPT-5.2Winner
Mistral Large 3 2512
Mistral Large 3 2512Runner-up

Pick GPT-5.2. In 4 blind votes, GPT-5.2 wins 75% of the time. That's not luck.

GPT-5.2 particularly excels in Web Design.

Clear winner
Writing DNA

Style Comparison

Similarity
100%

Mistral Large 3 2512 uses 8.5x more emoji

GPT-5.2
Mistral Large 3 2512
64%Vocabulary50%
16wSentence Length20w
0.34Hedging0.48
9.4Bold11.6
3.9Lists5.7
0.06Emoji0.50
0.89Headings1.18
0.31Transitions0.06
Based on 15 + 24 text responses
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GPT-5.2Mistral Large 3 2512

279 AI models invented the same fake scientist.

We read every word. 250 models. 2.14 million words. This is what we found.

AI Hallucination Index 2026
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