gpt-4o-2024-11-20 vs Grok Build 0.1
| OpenAI gpt-4o-2024-11-20 | xAI Grok Build 0.1 | |
|---|---|---|
| Vendor | OpenAI | xAI |
| Context window | 128,000 | 256,000 |
| Max output | 16,384 | — |
| Reasoning | No | Yes |
| Tool calling | Yes | Yes |
| File input | Yes | Yes |
| Input | text, image | text, image |
| Output | text | text |
| Released | 2024-11-20 | 2026-05-30 |