Claude Sonnet 4 vs GPT-5
Compare Claude Sonnet 4 by Anthropic against GPT-5 by OpenAI, in 93 community votes, gpt-5 wins 55% of head-to-head duels, context windows of 200K vs 400K, tested across 52 shared challenges. Updated May 2026.
Which is better, Claude Sonnet 4 or GPT-5?
GPT-5 is the better choice overall, winning 55% of 93 blind community votes on Rival. Claude Sonnet 4 costs $3/M input tokens vs $1.25/M for GPT-5. Context windows: 200K vs 400K tokens. Compare their real outputs side by side below.
Key Differences Between Claude Sonnet 4 and GPT-5
Claude Sonnet 4 is made by anthropic while GPT-5 is from openai. Claude Sonnet 4 has a 200K token context window compared to GPT-5's 400K. On pricing, Claude Sonnet 4 costs $3/M input tokens vs $1.25/M for GPT-5. In community voting, In 93 community votes, GPT-5 wins 55% of head-to-head duels.
In 93 community votes, GPT-5 wins 55% of head-to-head duels. Claude Sonnet 4 leads in Web Design, Conversation, while GPT-5 leads in Image Generation, Reasoning, Analysis. Based on blind community voting from the Rival open dataset of 93+ human preference judgments for this pair.
Per 1M tokens
GPT-5 is cheaper on both — 2.4× input, 1.5× output
GPT-5 has the edge overall. In 93 blind votes, GPT-5 wins 55% of the time.
Pick Claude Sonnet 4 for Web Design, Conversation. Pick GPT-5 for Analysis, Image Generation, Reasoning.
Style Comparison
Claude Sonnet 4 uses 87.9x more emoji
