DeepSeek V3.2 vs GPT-4o (Omni)

Compare DeepSeek V3.2 by DeepSeek against GPT-4o (Omni) by OpenAI, context windows of 131K vs 128K, tested across 53 shared challenges. Updated April 2026.

Which is better, DeepSeek V3.2 or GPT-4o (Omni)?

DeepSeek V3.2 and GPT-4o (Omni) are both competitive models. DeepSeek V3.2 costs $0.28/M input tokens vs $2.5/M for GPT-4o (Omni). Context windows: 131K vs 128K tokens. Compare their real outputs side by side below.

Key Differences Between DeepSeek V3.2 and GPT-4o (Omni)

DeepSeek V3.2 is made by deepseek while GPT-4o (Omni) is from openai. DeepSeek V3.2 has a 131K token context window compared to GPT-4o (Omni)'s 128K. On pricing, DeepSeek V3.2 costs $0.28/M input tokens vs $2.5/M for GPT-4o (Omni).

Our Verdict
DeepSeek V3.2
DeepSeek V3.2
GPT-4o (Omni)
GPT-4o (Omni)

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

DeepSeek V3.2 is 24x 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

DeepSeek V3.2
GPT-4o (Omni)
52%Vocabulary54%
31wSentence Length18w
0.58Hedging0.72
6.3Bold7.3
5.4Lists5.6
0.00Emoji0.03
0.80Headings1.40
0.13Transitions0.26
Based on 24 + 24 text responses
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DeepSeek V3.2GPT-4o (Omni)

279 AI models invented the same fake scientist.

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

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