GPT-5.3-Codex (xhigh)
openai/gpt-5.3-codex
Every ranked configuration of this model. Rank is dollars per unit of score on that
job, and the unit is the job's own — the per column names it, because a
rating point and a solved task are not the same thing to divide by. Displayed values
are rounded; exact values in site.json and the dumps.
| job | benchmark | # | score | task $ | ratio $ | per | released |
| Code | ALE-Bench | 50 | 1655.22 | $0.559265 | $0.0003379 | rating point | 2026-02-05 |
These are the numbers on #frontier. How a fixed capability's cost falls over
time is on /methodology.