Granite 3.3 8B Instruct vs Grok-4 Heavy
IBM vs xAI — benchmarks, pricing, and capabilities side by side.
- •Grok-4 Heavy has the higher intelligence index (89.3 vs 68.5)
| Granite 3.3 8B Instruct | Grok-4 Heavy | |
|---|---|---|
| Intelligence index | 68.5 | 89.3 |
| Developer | IBM | xAI |
| Type | Multimodal | Multimodal |
| Access | Open weights | API only |
| Context window | — | — |
| Input price | — | — |
| Output price | — | — |
| Speed | — | — |
| Released | April 16, 2025 | July 9, 2025 |
| Parameters | 8000000000 | — |
| Input modalities | — | — |
| Output modalities | — | — |