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A side-by-side comparison of OpenAI: GPT-5.4 Pro and Qwen 3.5 397B, using the lowest price and highest limits found across every provider that offers each model.
| OpenAI: GPT-5.4 Pro | Qwen 3.5 397B | |
|---|---|---|
| Providers | 33 | 44 |
| Cheapest input ($/M) | $4.6472 via DaoXE | $0 via Kenari |
| Cheapest output ($/M) | $27.8829 via DaoXE | $0 via Kenari |
| Max context | 1.1M | 262.1K |
| Max output | 128K | 262.1K |
| Released | Mar 1, 2026 | Feb 15, 2026 |
| Open weights | No | Yes |
| Features | ReasoningToolsStructured outputFiles | ReasoningToolsStructured outputFilesTemperature |
| Input modalities | FileImageText | ImageText |
| Output modalities | Text | Text |