Claude Opus 5 (High) vs GPT-5 (Medium)

Claude Opus 5 (High) vs GPT-5 (Medium). 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 (High)Off the frontier
Intelligence
48.10
Total cost
$4332
OpenAIGPT-5 (Medium)Not ranked · benchmark data missing
Intelligence
22.90
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 (High)GPT-5 (Medium)Difference
Intelligence (higher is better)48.122.9−52.4% GPT-5 (Medium) is 52.4% less intelligent
Total AA cost (lower is better)$4,331.68Not reported— not comparable
End-to-end time (lower is better)20.73s27.13s+30.9% GPT-5 (Medium) is 30.9% slower
Price per 1M tokens (in / out)$5.00 / $25.0$1.25 / $10.0
Input modalitiesText, ImageText, Image
Open this matchup in the interactive pickerClaude Opus 5 (High): what beats itGPT-5 (Medium): what beats it
Matchup

Compare something else

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