GPT-4o (Omni) vs Llama 4 Scout

Compare GPT-4o (Omni) by OpenAI against Llama 4 Scout by Meta AI, context windows of 128K vs 10.0M, tested across 52 shared challenges. Updated March 2026.

Which is better, GPT-4o (Omni) or Llama 4 Scout?

GPT-4o (Omni) and Llama 4 Scout are both competitive models. GPT-4o (Omni) costs $2.5/M input tokens vs $0.25/M for Llama 4 Scout. Context windows: 128K vs 10000K tokens. Compare their real outputs side by side below.

Key Differences Between GPT-4o (Omni) and Llama 4 Scout

GPT-4o (Omni) is made by openai while Llama 4 Scout is from meta. GPT-4o (Omni) has a 128K token context window compared to Llama 4 Scout's 10000K. On pricing, GPT-4o (Omni) costs $2.5/M input tokens vs $0.25/M for Llama 4 Scout.

Our Verdict
GPT-4o (Omni)
GPT-4o (Omni)
Llama 4 Scout
Llama 4 Scout

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Llama 4 Scout is 20x cheaper per token — worth considering if cost matters.

Too close to call
Writing DNA

Style Comparison

Similarity
100%

GPT-4o (Omni) uses 2.5x more emoji

GPT-4o (Omni)
Llama 4 Scout
54%Vocabulary43%
18wSentence Length42w
0.72Hedging0.81
7.3Bold4.1
5.6Lists7.3
0.03Emoji0.00
1.40Headings0.30
0.26Transitions0.04
Based on 24 + 10 text responses
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GPT-4o (Omni)Llama 4 Scout
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