OpenAI: GPT-5.2 Pro
GPT-5.2 Pro is OpenAI’s most advanced model, offering major improvements in agentic coding and long context performance over GPT-5 Pro. It is optimized for complex tasks that require step-by-step reasoning,...
Everything else
| Max output | 128K |
|---|---|
| Input / 1M | $21 |
| Output / 1M | $168 |
| Cache read / 1M | — |
| Cache write / 1M | — |
| 1M in + 1M out | $189 |
| Takes | image, text, file |
| Returns | text |
| Tools | yes |
| Reasoning | always on · xhigh, high, medium |
| Open weights | no |
| Released | 2025-12-10 |
| Knowledge cutoff | — |
| Retires | — |
| Catalog id | openai/gpt-5.2-pro |
Benchmarks
| source | epoch |
|---|---|
| eci | 154.66 |
| confidence | Likely |
| accessibility | API access |
Benchmark scores by Epoch AI, CC BY 4.0.
Using it
In 00, this model is picked per agent — and per tier, so the model that answers your customers need not be the one that writes your code. Get 00.