Claude Sonnet 5 (Xhigh) vs GPT-5 (Low)

Claude Sonnet 5 (Xhigh) vs GPT-5 (Low). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

AnthropicClaude Sonnet 5 (Xhigh)Off the frontier
Intelligence
34.40
Total cost
$3255
OpenAIGPT-5 (Low)Not ranked · benchmark data missing
Intelligence
20.80
Total cost
-
Verdict

Comparison incomplete

A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

MetricClaude Sonnet 5 (Xhigh)GPT-5 (Low)Difference
Intelligence (higher is better)34.420.8−39.5% GPT-5 (Low) is 39.5% less intelligent
Total AA cost (lower is better)$3,255.40Not reported— not comparable
End-to-end time (lower is better)26.92s13.21s−50.9% GPT-5 (Low) is 50.9% faster
Price per 1M tokens (in / out)$2.00 / $10.0$1.25 / $10.0
Input modalitiesText, ImageText, Image
Open this matchup in the interactive pickerClaude Sonnet 5 (Xhigh): what beats itGPT-5 (Low): what beats it
Matchup

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Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-sonnet-5-xhigh/gpt-5-low · Markdown: /api/v1/compare/claude-sonnet-5-xhigh/gpt-5-low?format=md · llms.txt · agent skill