GPT-5 Codex (High) vs o3-pro

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

OpenAIGPT-5 Codex (High)Not ranked · benchmark data missing
Intelligence
24.90
Total cost
-
OpenAIo3-proNot ranked · benchmark data missing
Intelligence
21.90
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.

MetricGPT-5 Codex (High)o3-proDifference
Intelligence (higher is better)24.921.9−12.0% o3-pro is 12.0% less intelligent
Total AA cost (lower is better)Not reportedNot reported— not comparable
End-to-end time (lower is better)13.09sNot reported— not comparable
Price per 1M tokens (in / out)$1.25 / $10.0$20.0 / $80.0
Input modalitiesText, ImageText, Image
Open this matchup in the interactive pickerGPT-5 Codex (High): what beats ito3-pro: what beats it
Matchup

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Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-5-codex/o3-pro · Markdown: /api/v1/compare/gpt-5-codex/o3-pro?format=md · llms.txt · agent skill