Claude Sonnet 4 vs GPT-5 Mini
Compare Claude Sonnet 4 by Anthropic against GPT-5 Mini by OpenAI, in 29 community votes, claude sonnet 4 wins 77% of head-to-head duels, tested across 54 shared challenges. Updated June 2026.
Which is better, Claude Sonnet 4 or GPT-5 Mini?
Claude Sonnet 4 is the better choice overall, winning 77% of 29 blind community votes on Rival. Claude Sonnet 4 costs $3/M input tokens vs $0.25/M for GPT-5 Mini. Compare their real outputs side by side below.
Key Differences Between Claude Sonnet 4 and GPT-5 Mini
Claude Sonnet 4 is made by anthropic while GPT-5 Mini is from openai. On pricing, Claude Sonnet 4 costs $3/M input tokens vs $0.25/M for GPT-5 Mini. In community voting, In 29 community votes, Claude Sonnet 4 wins 77% of head-to-head duels.
In 29 community votes, Claude Sonnet 4 wins 77% of head-to-head duels. Claude Sonnet 4 leads in Web Design, Image Generation, while GPT-5 Mini leads in Reasoning. Based on blind community voting from the Rival open dataset of 29+ human preference judgments for this pair.
Per 1M tokens
GPT-5 Mini is cheaper on both — 12× input, 7.5× output
Pick Claude Sonnet 4. In 29 blind votes, Claude Sonnet 4 wins 77% of the time. That's not luck.
Pick Claude Sonnet 4 for Web Design, Image Generation. Pick GPT-5 Mini for Reasoning. GPT-5 Mini is 7.5x cheaper per token — worth considering if cost matters.
Style Comparison
Claude Sonnet 4 uses 503.7x more bold
