Claude Opus 5.5 (Medium, Default Fallback) vs GPT-5 nano (Minimal)

Claude Opus 5.5 (Medium, Default Fallback) vs GPT-5 nano (Minimal). 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 5.5 (Medium, Default Fallback)GPT-5 nano (Minimal)Difference
Intelligence (higher is better)51.27.1−86.1% GPT-5 nano (Minimal) is 86.1% less intelligent
Total AA cost (lower is better)$1,626.81Not reported— not comparable
End-to-end time (lower is better)25.34s4.19s−83.5% GPT-5 nano (Minimal) is 83.5% faster
Price per 1M tokens (in / out)$4.00 / $20.0$0.05 / $0.40
Input modalitiesText, ImageText, Image
Matchup

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