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A side-by-side comparison of GPT-5.2 and GPT-5.5 Pro, using the lowest price and highest limits found across every provider that offers each model.
| GPT-5.2 | GPT-5.5 Pro | |
|---|---|---|
| Providers | 44 | 33 |
| Cheapest input ($/M) | $0.2711 via DaoXE | $4.6472 via DaoXE |
| Cheapest output ($/M) | $2.1687 via DaoXE | $27.8829 via DaoXE |
| Max context | 512K | 1.1M |
| Max output | 128K | 128K |
| Released | Dec 8, 2025 | Apr 22, 2026 |
| Open weights | No | No |
| Features | ReasoningToolsStructured outputFilesTemperature | ReasoningToolsStructured outputFiles |
| Input modalities | ImageText | FileImageText |
| Output modalities | Text | Text |