Grok-3 Mini vs Sonar Reasoning Pro
xAI vs Perplexity — benchmarks, pricing, and capabilities side by side.
- •Sonar Reasoning Pro has the higher intelligence index (95.7 vs 85.9)
- •Grok-3 Mini is cheaper ($0.30 vs $2.00 per 1M input)
| Grok-3 Mini | Sonar Reasoning Pro | |
|---|---|---|
| Intelligence index | 85.9 | 95.7 |
| Developer | xAI | Perplexity |
| Type | Multimodal | Multimodal |
| Access | API only | API only |
| Context window | 128,000 tokens | 128,000 tokens |
| Input price | $0.30 / 1M | $2.00 / 1M |
| Output price | $0.50 / 1M | $8.00 / 1M |
| Speed | 100 tok/s | — |
| Released | February 17, 2025 | March 7, 2025 |
| Parameters | — | — |
| Input modalities | — | Text, Image |
| Output modalities | — | Text |