Head to head
GPT-5.2 vs GPT-5.3 Codex
On a blended workload of one million input tokens and three million output tokens, GPT-5.3 Codex is line-ball with GPT-5.2.
| GPT-5.2 | GPT-5.3 Codex | |
|---|---|---|
| Provider | OpenAI | OpenAI |
| Input / MTok | $1.75 | $1.75 |
| Output / MTok | $14 | $14 |
| Cache read / MTok | $0.175 | $0.175 |
| Context window | — | — |
| Blended 1M in + 3M out | $43.75 | $43.75 |
| Status | ga | ga |