Sonar Reasoning Pro vs Trinity Large Thinking
Perplexity vs Arcee AI — benchmarks, pricing, and capabilities side by side.
- •Sonar Reasoning Pro has the higher intelligence index (95.7 vs 75.2)
- •Trinity Large Thinking is cheaper ($0.22 vs $2.00 per 1M input)
- •Trinity Large Thinking has a larger context window (262K)
| Sonar Reasoning Pro | Trinity Large Thinking | |
|---|---|---|
| Intelligence index | 95.7 | 75.2 |
| Developer | Perplexity | Arcee AI |
| Type | Multimodal | LLM |
| Access | API only | Open weights |
| Context window | 128,000 tokens | 262,144 tokens |
| Input price | $2.00 / 1M | $0.22 / 1M |
| Output price | $8.00 / 1M | $0.85 / 1M |
| Speed | — | 129 tok/s |
| Released | March 7, 2025 | April 1, 2026 |
| Parameters | — | — |
| Input modalities | Text, Image | Text |
| Output modalities | Text | Text |