DeepSeek R1 vs GPT OSS 120B

Compare DeepSeek R1 by DeepSeek against GPT OSS 120B by OpenAI, in 19 community votes, deepseek r1 wins 67% of head-to-head duels, context windows of 128K vs 131K, tested across 48 shared challenges. Updated April 2026.

Which is better, DeepSeek R1 or GPT OSS 120B?

DeepSeek R1 is the better choice overall, winning 67% of 19 blind community votes on Rival. DeepSeek R1 costs $0.55/M input tokens vs $0.18/M for GPT OSS 120B. Context windows: 128K vs 131K tokens. Compare their real outputs side by side below.

Key Differences Between DeepSeek R1 and GPT OSS 120B

DeepSeek R1 is made by deepseek while GPT OSS 120B is from openai. DeepSeek R1 has a 128K token context window compared to GPT OSS 120B's 131K. On pricing, DeepSeek R1 costs $0.55/M input tokens vs $0.18/M for GPT OSS 120B. In community voting, In 19 community votes, DeepSeek R1 wins 67% of head-to-head duels.

In 19 community votes, DeepSeek R1 wins 67% of head-to-head duels. DeepSeek R1 leads in Web Design, Image Generation. Based on blind community voting from the Rival open dataset of 19+ human preference judgments for this pair.

Web Design: DeepSeek R1 wins 80% of votes
Image Generation: DeepSeek R1 wins 67% of votes
Our Verdict
DeepSeek R1
DeepSeek R1Winner
GPT OSS 120B
GPT OSS 120BRunner-up

Pick DeepSeek R1. In 19 blind votes, DeepSeek R1 wins 67% of the time. That's not luck.

DeepSeek R1 particularly excels in Web Design, Image Generation.

Clear winner
Writing DNA

Style Comparison

Similarity
94%

GPT OSS 120B uses 3.6x more emoji

DeepSeek R1
GPT OSS 120B
62%Vocabulary52%
15wSentence Length19w
0.52Hedging0.28
8.0Bold7.4
5.7Lists1.8
0.04Emoji0.15
0.62Headings0.73
0.28Transitions0.17
Based on 22 + 21 text responses
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DeepSeek R1GPT OSS 120B

279 AI models invented the same fake scientist.

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