Gemini 1.5 Flash 8B vs Sonar Reasoning Pro
Google vs Perplexity — benchmarks, pricing, and capabilities side by side.
- •Sonar Reasoning Pro has the higher intelligence index (95.7 vs 48.4)
- •Gemini 1.5 Flash 8B is cheaper ($0.07 vs $2.00 per 1M input)
- •Gemini 1.5 Flash 8B has a larger context window (1M)
| Gemini 1.5 Flash 8B | Sonar Reasoning Pro | |
|---|---|---|
| Intelligence index | 48.4 | 95.7 |
| Developer | Perplexity | |
| Type | Multimodal | Multimodal |
| Access | API only | API only |
| Context window | 1,048,576 tokens | 128,000 tokens |
| Input price | $0.07 / 1M | $2.00 / 1M |
| Output price | $0.30 / 1M | $8.00 / 1M |
| Speed | 150 tok/s | — |
| Released | March 15, 2024 | March 7, 2025 |
| Parameters | 8000000000 | — |
| Input modalities | — | Text, Image |
| Output modalities | — | Text |
Shared benchmarks
Gemini 1.5 Flash 8B
Sonar Reasoning Pro
MATH-500
68.9
95.7