Claude Opus 4.8 (Max) vs GPT-5 (High)

Claude Opus 4.8 (Max) vs GPT-5 (High). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

AnthropicClaude Opus 4.8 (Max)Off the frontier
Intelligence
41.80
Total cost
$6874
OpenAIGPT-5 (High)Not ranked · benchmark data missing
Intelligence
23.00
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 Opus 4.8 (Max)GPT-5 (High)Difference
Intelligence (higher is better)41.823.0−45.0% GPT-5 (High) is 45.0% less intelligent
Total AA cost (lower is better)$6,873.86Not reported— not comparable
End-to-end time (lower is better)37.90s83.78s+121.1% GPT-5 (High) is 121.1% 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 4.8 (Max): what beats itGPT-5 (High): 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-4-8/gpt-5 · Markdown: /api/v1/compare/claude-opus-4-8/gpt-5?format=md · llms.txt · agent skill