Web-grounded Sonar for multi-step research questions that need cited reasoning
Sonar Reasoning Pro by perplexity is offered by 11 providers on this page. Public prices are shown for 9 of them. Its official list price is $2.00 per 1M input tokens and $8.00 per 1M output tokens.
The context window is 128,000 tokens at the reference host, but hosts report different limits, from 127,000 to 128,000, so the usable window depends on the provider you pick. It supports reasoning. Accepted input modalities are Text and Image. Providers report the capability flags inconsistently, so verify a specific feature against the host you plan to use. Its training knowledge cuts off at 2025-09-01.
| Provider | Tier | Input | Output | Cache read | Cache write | Context | Output limit | Status |
|---|---|---|---|---|---|---|---|---|
| DevPass (LLM Gateway) | Gateway | $2.00 | $8.00 | — | — | 128,000 | 4,096 | |
| Opper | Gateway | $2.00 | $8.00 | — | — | 128,000 | 4,096 | |
| OpenRouter | Gateway | $2.00 | $8.00 | — | — | 128,000 | 115,200 | |
| PerplexityOfficial | First-party | $2.00 | $8.00 | — | — | 128,000 | 4,096 | |
| Eden AI | Gateway | $2.00 | $8.00 | — | — | 128,000 | 4,096 | |
| Helicone | Gateway | $2.00 | $8.00 | — | — | 127,000 ⚠ | 4,096 | |
| Kilo Gateway | Gateway | $2.00 | $8.00 | — | — | 128,000 | 115,200 | |
| NanoGPT | Gateway | $2.00 | $8.00 | $1.00 | — | 128,000 | 115,200 | |
| LLM Gateway | Gateway | $2.00 | $8.00 | — | — | 128,000 | 4,096 | |
| Vercel AI Gateway | Cloud | — | — | — | — | 127,000 ⚠ | 8,000 | hostTable.undisclosed |
| AnyAPI | Gateway | — | — | — | — | 128,000 | 4,096 | hostTable.undisclosed |
Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.
2 / 11 providers expose no reasoning control (reasoning_options: []).