GPT-4o mini vs GPT-5.3 Codex (Xhigh)
GPT-4o mini vs GPT-5.3 Codex (Xhigh). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.
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.
| Metric | GPT-4o mini | GPT-5.3 Codex (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 6.7 | 32.5 | +385.1% GPT-5.3 Codex (Xhigh) is 4.9× more intelligent |
| Total AA cost (lower is better) | Not reported | Not reported | — not comparable |
| End-to-end time (lower is better) | 6.32s | 62.23s | +884.7% GPT-5.3 Codex (Xhigh) is 884.7% slower |
| Price per 1M tokens (in / out) | $0.15 / $0.60 | $1.75 / $14.0 | |
| Input modalities | Text, Image | Text, Image |
Matchup
Compare something else
Agents:
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-4o-mini/gpt-5-3-codex · Markdown: /api/v1/compare/gpt-4o-mini/gpt-5-3-codex?format=md · llms.txt · agent skill