Claude 3.7 Thinking Sonnet
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Claude 3.7 Thinking Sonnet vs GPT OSS 120B
Compare Claude 3.7 Thinking Sonnet by Anthropic against GPT OSS 120B by OpenAI, in 1 community votes, gpt oss 120b wins 100% of head-to-head duels, context windows of 200K vs 131K, tested across 49 shared challenges. Updated April 2026.
Which is better, Claude 3.7 Thinking Sonnet or GPT OSS 120B?
GPT OSS 120B is the better choice overall, winning 100% of 1 blind community votes on Rival. Claude 3.7 Thinking Sonnet costs $6/M input tokens vs $0.18/M for GPT OSS 120B. Context windows: 200K vs 131K tokens. Compare their real outputs side by side below.
Key Differences Between Claude 3.7 Thinking Sonnet and GPT OSS 120B
Claude 3.7 Thinking Sonnet is made by anthropic while GPT OSS 120B is from openai. Claude 3.7 Thinking Sonnet has a 200K token context window compared to GPT OSS 120B's 131K. On pricing, Claude 3.7 Thinking Sonnet costs $6/M input tokens vs $0.18/M for GPT OSS 120B. In community voting, In 1 community votes, GPT OSS 120B wins 100% of head-to-head duels.
In 1 community votes, GPT OSS 120B wins 100% of head-to-head duels. Based on blind community voting from the Rival open dataset of 1+ human preference judgments for this pair.
Our Verdict
GPT OSS 120BWinner
Claude 3.7 Thinking SonnetRunner-up
Pick GPT OSS 120B. In 1 blind votes, GPT OSS 120B wins 100% of the time. That's not luck.
GPT OSS 120B is 38x cheaper per token — worth considering if cost matters.
Clear winner
Writing DNA
Style Comparison
Similarity
97%
GPT OSS 120B uses 15.4x more emoji
Claude 3.7 Thinking Sonnet
GPT OSS 120B
61%Vocabulary52%
49wSentence Length19w
0.64Hedging0.28
2.2Bold7.4
4.5Lists1.8
0.00Emoji0.15
1.81Headings0.73
0.21Transitions0.17
Based on 21 + 21 text responses
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