GPT-5 Codex (high) vs Phi-4

GPT-5 Codex (high) vs Phi-4. 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
-
MicrosoftPhi-4Not ranked · benchmark data missing
Intelligence
5.90
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)Phi-4Difference
Intelligence (higher is better)24.95.9−76.3% Phi-4 is 76.3% less intelligent
Total AA cost (lower is better)Not reportedNot reported— not comparable
End-to-end time (lower is better)Not reported14.64s— not comparable
Price per 1M tokens (in / out)$1.25 / $10.0$0.13 / $0.50
Input modalitiesNot reportedNot reported
Open this matchup in the interactive pickerGPT-5 Codex (high): what beats itPhi-4: 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/phi-4 · Markdown: /api/v1/compare/gpt-5-codex/phi-4?format=md · llms.txt · agent skill