# Perplexity Sonar Deep Research API prices

Perplexity Sonar Deep Research (sonar-deep-research) — 128k context, 115k max output.
3 metered per-token offers from 3 provider(s), in USD per 1M tokens.
Prices as of 2026-10-04.

| Provider | Input $/1M | Output $/1M | Cache read $/1M | Context |
| --- | --- | --- | --- | --- |
| Helicone | $2 | $8 | — | 127k |
| Kilo Gateway | $2 | $8 | — | 128k |
| Perplexity | $2 | $8 | — | 128k |

## Summary

- Cheapest input: $2 per 1M tokens (Helicone)
- Cheapest output: $8 per 1M tokens (Helicone)
- First-party: not listed separately
- Free offers: none
- Subscription plans (not per-token): none
- Released: 2025-01-27
- Inputs: text

## FAQ

### What is the cheapest Perplexity Sonar Deep Research API?

As of Oct 4, 2026, Helicone has the lowest Perplexity Sonar Deep Research output price at $8 per 1M tokens, and Helicone has the lowest input price at $2 per 1M tokens. Prices are metered per-token rates in USD; free tiers and subscription plans are excluded.

### How many providers offer Perplexity Sonar Deep Research?

3 providers list Perplexity Sonar Deep Research on Sovyron; 3 of them sell it at a metered per-token price.

### Is Perplexity Sonar Deep Research free?

No provider in the Sovyron catalog lists a free tier for Perplexity Sonar Deep Research.

### What is the context window of Perplexity Sonar Deep Research?

Perplexity Sonar Deep Research supports a 128k-token context window and up to 115k output tokens.

HTML page: https://sovyron.com/models/perplexity-sonar-deep-research/
Full dataset: https://sovyron.com/data/catalog.json