Claude Opus 5 (Xhigh) vs GPT-5.1 (Non-reasoning)

Claude Opus 5 (Xhigh) vs GPT-5.1 (Non-reasoning). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

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 Opus 5 (Xhigh)GPT-5.1 (Non-reasoning)Difference
Intelligence (higher is better)49.713.3−73.2% GPT-5.1 (Non-reasonin… is 73.2% less intelligent
Total AA cost (lower is better)$5,867.76Not reported— not comparable
End-to-end time (lower is better)40.34s5.41s−86.6% GPT-5.1 (Non-reasonin… is 86.6% faster
Price per 1M tokens (in / out)$5.00 / $25.0$1.25 / $10.0
Input modalitiesText, ImageText, Image
Matchup

Compare something else

Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-opus-5-xhigh/gpt-5-1-non-reasoning · Markdown: /api/v1/compare/claude-opus-5-xhigh/gpt-5-1-non-reasoning?format=md · llms.txt · agent skill