Gemini 2.5 Pro vs GPT-5 Codex (high)

Gemini 2.5 Pro vs GPT-5 Codex (high). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

GoogleGemini 2.5 ProOff the frontier
Intelligence
25.80
Total cost
$610
OpenAIGPT-5 Codex (high)Not ranked · benchmark data missing
Intelligence
36.10
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.

MetricGemini 2.5 ProGPT-5 Codex (high)Difference
Intelligence (higher is better)25.836.1+39.9% GPT-5 Codex (high) is 39.9% more intelligent
Total AA cost (lower is better)$609.67Not reported— not comparable
End-to-end time (lower is better)26.27s15.56s−40.8% GPT-5 Codex (high) is 40.8% faster
Price per 1M tokens (in / out)$1.25 / $10.0$1.25 / $10.0
Input modalitiesNot reportedNot reported
Open this matchup in the interactive pickerGemini 2.5 Pro: what beats itGPT-5 Codex (high): what beats it
Matchup

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Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gemini-2-5-pro/gpt-5-codex · Markdown: /api/v1/compare/gemini-2-5-pro/gpt-5-codex?format=md · llms.txt · agent skill