Claude Sonnet 4 vs GPT-4

Compare Claude Sonnet 4 by Anthropic against GPT-4 by OpenAI, in 2 community votes, claude sonnet 4 wins 100% of head-to-head duels, context windows of 200K vs 8K, tested across 19 shared challenges. Updated April 2026.

Which is better, Claude Sonnet 4 or GPT-4?

Claude Sonnet 4 is the better choice overall, winning 100% of 2 blind community votes on Rival. Claude Sonnet 4 costs $3/M input tokens vs $30/M for GPT-4. Context windows: 200K vs 8K tokens. Compare their real outputs side by side below.

Key Differences Between Claude Sonnet 4 and GPT-4

Claude Sonnet 4 is made by anthropic while GPT-4 is from openai. Claude Sonnet 4 has a 200K token context window compared to GPT-4's 8K. On pricing, Claude Sonnet 4 costs $3/M input tokens vs $30/M for GPT-4. In community voting, In 2 community votes, Claude Sonnet 4 wins 100% of head-to-head duels.

In 2 community votes, Claude Sonnet 4 wins 100% of head-to-head duels. Based on blind community voting from the Rival open dataset of 2+ human preference judgments for this pair.

Our Verdict
Claude Sonnet 4
Claude Sonnet 4Winner
GPT-4
GPT-4Runner-up

Pick Claude Sonnet 4. In 2 blind votes, Claude Sonnet 4 wins 100% of the time. That's not luck.

Claude Sonnet 4 is 4.0x cheaper per token — worth considering if cost matters.

Clear winner
Writing DNA

Style Comparison

Similarity
85%

Claude Sonnet 4 uses 87.9x more emoji

Claude Sonnet 4
GPT-4
62%Vocabulary59%
111wSentence Length18w
0.40Hedging1.10
5.0Bold0.8
9.3Lists2.5
0.88Emoji0.00
2.16Headings0.00
0.33Transitions0.45
Based on 17 + 15 text responses
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Claude Sonnet 4GPT-4

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