Grok Build 0.1 vs GPT Image 2.6 Flare
| xAI Grok Build 0.1 | OpenAI GPT Image 2.6 Flare | |
|---|---|---|
| Vendor | xAI | OpenAI |
| Context window | 256,000 | — |
| Max output | — | — |
| Reasoning | Yes | No |
| Tool calling | Yes | No |
| File input | Yes | Yes |
| Input | text, image | text, image |
| Output | text | image |
| Released | 2026-05-30 | 2026-11-04 |