Claude Opus 5 (Xhigh) vs o3

Claude Opus 5 (Xhigh) vs o3. A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

AnthropicClaude Opus 5 (Xhigh)Off the frontier
Intelligence
49.70
Total cost
$5868
OpenAIo3Not ranked · benchmark data missing
Intelligence
20.20
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 Opus 5 (Xhigh)o3Difference
Intelligence (higher is better)49.720.2−59.4% o3 is 59.4% less intelligent
Total AA cost (lower is better)$5,867.76Not reported— not comparable
End-to-end time (lower is better)35.31s11.00s−68.8% o3 is 68.8% faster
Price per 1M tokens (in / out)$5.00 / $25.0$2.00 / $8.00
Input modalitiesText, ImageText, Image
Open this matchup in the interactive pickerClaude Opus 5 (Xhigh): what beats ito3: 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-opus-5-xhigh/o3 · Markdown: /api/v1/compare/claude-opus-5-xhigh/o3?format=md · llms.txt · agent skill