Grok 3 vs Mistral Large

Compare Grok 3 by xAI against Mistral Large by Mistral AI, context windows of 128K vs 32K, tested across 24 shared challenges. Updated April 2026.

Which is better, Grok 3 or Mistral Large?

Grok 3 and Mistral Large are both competitive models. Context windows: 128K vs 32K tokens. Compare their real outputs side by side below.

Key Differences Between Grok 3 and Mistral Large

Grok 3 is made by xai while Mistral Large is from mistral. Grok 3 has a 128K token context window compared to Mistral Large's 32K.

Our Verdict
Grok 3
Grok 3
Mistral Large
Mistral LargeRunner-up

No community votes yet. On paper, Grok 3 has the edge — bigger model tier, newer, bigger context window, major provider backing.

Slight edge
Writing DNA

Style Comparison

Similarity
89%

Mistral Large uses 7.8x more emoji

Grok 3
Mistral Large
49%Vocabulary49%
18wSentence Length19w
0.94Hedging0.86
2.5Bold8.9
3.0Lists5.4
0.04Emoji0.31
0.65Headings1.01
0.08Transitions0.10
Based on 17 + 16 text responses
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Grok 3Mistral Large

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178 models fingerprinted across 32 writing dimensions. Free research.

Model Similarity Index

185x

price gap between models that write identically

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

AI Hallucination Index 2026
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