Mistral Large vs GPT-4o (Omni)

Compare Mistral Large by Mistral AI against GPT-4o (Omni) by OpenAI, context windows of 32K vs 128K, tested across 24 shared challenges. Updated April 2026.

Which is better, Mistral Large or GPT-4o (Omni)?

Mistral Large and GPT-4o (Omni) are both competitive models. Mistral Large costs $8/M input tokens vs $2.5/M for GPT-4o (Omni). Context windows: 32K vs 128K tokens. Compare their real outputs side by side below.

Key Differences Between Mistral Large and GPT-4o (Omni)

Mistral Large is made by mistral while GPT-4o (Omni) is from openai. Mistral Large has a 32K token context window compared to GPT-4o (Omni)'s 128K. On pricing, Mistral Large costs $8/M input tokens vs $2.5/M for GPT-4o (Omni).

Our Verdict
GPT-4o (Omni)
GPT-4o (Omni)
Mistral Large
Mistral LargeRunner-up

No community votes yet. On paper, GPT-4o (Omni) has the edge — bigger model tier, newer, bigger context window, major provider backing.

Slight edge
Writing DNA

Style Comparison

Similarity
99%

Mistral Large uses 12.2x more emoji

Mistral Large
GPT-4o (Omni)
49%Vocabulary54%
19wSentence Length18w
0.86Hedging0.72
8.9Bold7.3
5.4Lists5.6
0.31Emoji0.03
1.01Headings1.40
0.10Transitions0.26
Based on 16 + 24 text responses
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Mistral LargeGPT-4o (Omni)

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