Inflection 3 Pi vs Sonar Reasoning Pro
Inflection vs Perplexity — benchmarks, pricing, and capabilities side by side.
- •Sonar Reasoning Pro is cheaper ($2.00 vs $2.50 per 1M input)
- •Sonar Reasoning Pro has a larger context window (128K)
| Inflection 3 Pi | Sonar Reasoning Pro | |
|---|---|---|
| Intelligence index | — | 95.7 |
| Developer | Inflection | Perplexity |
| Type | LLM | Multimodal |
| Access | API only | API only |
| Context window | 8,000 tokens | 128,000 tokens |
| Input price | $2.50 / 1M | $2.00 / 1M |
| Output price | $10.00 / 1M | $8.00 / 1M |
| Speed | — | — |
| Released | October 11, 2024 | March 7, 2025 |
| Parameters | — | — |
| Input modalities | Text | Text, Image |
| Output modalities | Text | Text |