Model card
GPT 5.3 Codex.
OpenAIapi
§ 02 · Benchmarks
Every benchmark GPT 5.3 Codex has a recorded score for.
| # | Benchmark | Area · Task | Metric | Value | Rank | Date | Source |
|---|---|---|---|---|---|---|---|
| 01 | React Native Evals | Mobile Development · React Native Code Generation | navigation-satisfaction | 95.6% | #2 | — | source ↗ |
| 02 | React Native Evals | Mobile Development · React Native Code Generation | async-state-satisfaction | 85.3% | #3 | — | source ↗ |
| 03 | React Native Evals | Mobile Development · React Native Code Generation | requirement-satisfaction | 80.9% | #4 | — | source ↗ |
| 04 | React Native Evals | Mobile Development · React Native Code Generation | animation-satisfaction | 63.2% | #7 | — | source ↗ |
Rank column shows this model’s position vs all other models scored on the same benchmark + metric (competitors after the slash). #1 in red means current SOTA. Sorted by rank, then newest result.
§ 03 · Strengths by area
Where GPT 5.3 Codex actually performs.
§ 05 · Related models
Other OpenAI models scored on Codesota.
§ 06 · Sources & freshness
Where these numbers come from.
Callstack Incubator
4
results
4 of 4 rows marked verified.