o3 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 71.6)
- •o3 has a larger context window (200K)
| o3 | Sonar Reasoning Pro | |
|---|---|---|
| Intelligence index | 71.6 | 95.7 |
| Developer | OpenAI | Perplexity |
| Type | LLM | Multimodal |
| Access | API only | API only |
| Context window | 200,000 tokens | 128,000 tokens |
| Input price | $2.00 / 1M | $2.00 / 1M |
| Output price | $8.00 / 1M | $8.00 / 1M |
| Speed | 50 tok/s | — |
| Released | April 16, 2025 | March 7, 2025 |
| Parameters | — | — |
| Input modalities | Text, Image | Text, Image |
| Output modalities | Text | Text |
Shared benchmarks
o3
Sonar Reasoning Pro
MATH-500
99.2
95.7