gpt-5-pro vs gpt-3.5-turbo-16k
| OpenAI gpt-5-pro | OpenAI gpt-3.5-turbo-16k | |
|---|---|---|
| Vendor | OpenAI | OpenAI |
| Context window | 400,000 | 16,385 |
| Max output | 272,000 | 4,096 |
| Reasoning | Yes | No |
| Tool calling | Yes | Yes |
| File input | Yes | No |
| Input | text, image | text |
| Output | text | text |
| Released | 2025-08-07 | — |