gpt-4 vs kimi-k2-thinking
| OpenAI gpt-4 | Moonshot kimi-k2-thinking | |
|---|---|---|
| Vendor | OpenAI | Moonshot |
| Context window | 8,192 | 262,144 |
| Max output | 8,192 | 262,144 |
| Reasoning | No | Yes |
| Tool calling | Yes | Yes |
| File input | Yes | Yes |
| Input | text | text |
| Output | text | text |
| Released | 2023-11-06 | 2025-11-06 |