Grok 4.20 vs gpt-4.1-mini
| xAI Grok 4.20 | OpenAI gpt-4.1-mini | |
|---|---|---|
| Vendor | xAI | OpenAI |
| Context window | 2,000,000 | 1,047,576 |
| Max output | 2,000,000 | 32,768 |
| Reasoning | Yes | No |
| Tool calling | Yes | Yes |
| File input | Yes | Yes |
| Input | text, image | text, image |
| Output | text | text |
| Released | 2026-03-08 | 2025-04-14 |