Claude Sonnet 5 (Low) vs GPT-5.4 (Xhigh)

Claude Sonnet 5 (Low) vs GPT-5.4 (Xhigh). 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 (Low)Off the frontier
Intelligence
24.30
Total cost
$653
OpenAIGPT-5.4 (Xhigh)Not ranked · benchmark data missing
Intelligence
39.00
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 (Low)GPT-5.4 (Xhigh)Difference
Intelligence (higher is better)24.339.0+60.5% GPT-5.4 (Xhigh) is 60.5% more intelligent
Total AA cost (lower is better)$652.70Not reported— not comparable
End-to-end time (lower is better)8.46s144.29s+1605.6% GPT-5.4 (Xhigh) is 1605.6% slower
Price per 1M tokens (in / out)$2.00 / $10.0$2.50 / $15.0
Input modalitiesText, ImageText, Image
Open this matchup in the interactive pickerClaude Sonnet 5 (Low): what beats itGPT-5.4 (Xhigh): 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-low/gpt-5-4 · Markdown: /api/v1/compare/claude-sonnet-5-low/gpt-5-4?format=md · llms.txt · agent skill