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Claude 4 Sonnet vs GPT-5 Mini

Head to head on 29 shared benchmarks, with price, context window, and release dates.

Benchmark scores

76

evals · sort by any column, ⤢ to expand fullscreen

Model
Claude 4 Sonnet

Anthropic

38.0%47.8%54.7%19.8%1480elo58.468.3%4.3%45.4%64.8%77.5%54.6%44.3%72.9%70.5%69.0%44.9%33.9%72.4%86.7%83.7%62.5%35.0%37.3%74.6%69.6%27.3%0.5952.3%-40.7%---22.9%------------67.5%-------93.4%43.9%-6.186.18--58.3%-35.6%-------84.0%84.0%--55.5%
GPT-5 Mini

OpenAI

46.7%25.0%60.2%100.0%1310elo56.268.7%5.1%45.6%69.1%68.2%55.2%65.3%75.5%82.2%68.3%54.5%43.0%80.6%80.0%77.5%66.9%43.0%36.9%59.8%75.2%14.4%0.4931.9%0.0%-0.0%1.130.0%--0.1520.0%40.0%1.7100.0%18.1%2.8%66.7%0.0%88.3%27.2%60.0%-100.0%90.0%47.2%80.0%0.0%1.541.54--9.0%--16.8%4.95-39.7%-0.0%9.5%0.0%86.1%39.21272.1114.2%--86.0%86.0%47.9%
2 / 2 models
AttributeClaude 4 Sonnet

Anthropic

GPT-5 Mini

OpenAI

DescriptionClaude 4 Sonnet is an AI model from Anthropic.GPT-5 mini is an AI model from OpenAI.
FamilyClaudeGPT
Params--
Open weightsclosedclosed
Licenseproprietaryproprietary
Released22 May 20257 Aug 2025
Context200,000400,000
Input $/1M$3.00$0.25
Output $/1M$15.00$2.00
Cache read $/1M-$0.025
Cache write $/1M--
Speed0 tok/s0 tok/s
Latency0.00 s0.00 s
Modalitiestext, imagetext, image, file
Providers--
PublisherAnthropicOpenAI
Reported scores

FAQ

Is Claude 4 Sonnet or GPT-5 Mini better?
Across the 29 benchmarks both models report on Sophon, GPT-5 Mini leads on 17 of them. Which one is "better" depends on the benchmark - the table above shows every shared score.
How do Claude 4 Sonnet and GPT-5 Mini compare on GPQA Diamond?
Claude 4 Sonnet scores 68.3% and GPT-5 Mini scores 68.7% on GPQA Diamond.
Which is cheaper, Claude 4 Sonnet or GPT-5 Mini?
GPT-5 Mini is cheaper at $2.00 per million output tokens against $15.00 for Claude 4 Sonnet - about 7.5x.
When were Claude 4 Sonnet and GPT-5 Mini released?
Claude 4 Sonnet was released 22 May 2025 by Anthropic. GPT-5 Mini was released 7 Aug 2025 by OpenAI.

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