GPT-4 vs Sonar Reasoning Pro
OpenAI vs Perplexity — benchmarks, pricing, and capabilities side by side.
- •Sonar Reasoning Pro has the higher intelligence index (95.7 vs 58.3)
- •Sonar Reasoning Pro is cheaper ($2.00 vs $30.00 per 1M input)
- •Sonar Reasoning Pro has a larger context window (128K)
| GPT-4 | Sonar Reasoning Pro | |
|---|---|---|
| Intelligence index | 58.3 | 95.7 |
| Developer | OpenAI | Perplexity |
| Type | Multimodal | Multimodal |
| Access | API only | API only |
| Context window | 8,191 tokens | 128,000 tokens |
| Input price | $30.00 / 1M | $2.00 / 1M |
| Output price | $60.00 / 1M | $8.00 / 1M |
| Speed | 104 tok/s | — |
| Released | March 14, 2023 | March 7, 2025 |
| Parameters | — | — |
| Input modalities | Text | Text, Image |
| Output modalities | Text | Text |