GPT-5 vs Mistral Large

Compare GPT-5 by OpenAI against Mistral Large by Mistral AI, context windows of 400K vs 32K, tested across 24 shared challenges. Updated April 2026.

Which is better, GPT-5 or Mistral Large?

GPT-5 and Mistral Large are both competitive models. GPT-5 costs $1.25/M input tokens vs $8/M for Mistral Large. Context windows: 400K vs 32K tokens. Compare their real outputs side by side below.

Key Differences Between GPT-5 and Mistral Large

GPT-5 is made by openai while Mistral Large is from mistral. GPT-5 has a 400K token context window compared to Mistral Large's 32K. On pricing, GPT-5 costs $1.25/M input tokens vs $8/M for Mistral Large.

Our Verdict
GPT-5
GPT-5
Mistral Large
Mistral LargeRunner-up

No community votes yet. On paper, GPT-5 has the edge — bigger model tier, newer, bigger context window, major provider backing.

Slight edge
Writing DNA

Style Comparison

Similarity
97%

Mistral Large uses 30.6x more emoji

GPT-5
Mistral Large
65%Vocabulary49%
13wSentence Length19w
0.20Hedging0.86
0.2Bold8.9
4.6Lists5.4
0.00Emoji0.31
0.16Headings1.01
0.03Transitions0.10
Based on 16 + 16 text responses
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Ask them anything yourself

GPT-5Mistral Large

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
Free preview13 of 58 slides
FAQ

Common questions