Grok-4 Heavy vs Llama 4 Scout
xAI vs Meta — benchmarks, pricing, and capabilities side by side.
- •Grok-4 Heavy has the higher intelligence index (89.3 vs 58.9)
| Grok-4 Heavy | Llama 4 Scout | |
|---|---|---|
| Intelligence index | 89.3 | 58.9 |
| Developer | xAI | Meta |
| Type | Multimodal | Multimodal |
| Access | API only | Open weights |
| Context window | — | 10,000,000 tokens |
| Input price | — | $0.08 / 1M |
| Output price | — | $0.30 / 1M |
| Speed | — | 776 tok/s |
| Released | July 9, 2025 | April 5, 2025 |
| Parameters | — | 109B total / 17B active (MoE) |
| Input modalities | — | Text, Image |
| Output modalities | — | Text |
Shared benchmarks
Grok-4 Heavy
Llama 4 Scout
AIME 2025
100
14
GPQA Diamond
88.4
57.2
Humanity’s Last Exam
50.7
4.3
LiveCodeBench
79.4
32.8