# Sonar Pro

> Sonar Pro is a proprietary language model from Perplexity, released on 1 Jan 2024. It accepts text and images and generates text, with a 200K-token context window and up to 8K output tokens per response. As of 4 Oct 2026, the lowest listed API price is $3 per million input tokens and $15 per million output tokens (Perplexity API), across 2 providers we track.

Source page: https://www.aimodel.directory/models/sonar-pro
Last verified: 4 Oct 2026

## Specifications

- **Developer:** Perplexity
- **Release date:** 1 Jan 2024 (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/perplexity/models/sonar-pro.toml)
- **Status:** Generally available (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/perplexity/models/sonar-pro.toml)
- **Weights:** Proprietary (API only) (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/perplexity/models/sonar-pro.toml)
- **Context window:** 200K (200,000 tokens) (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/perplexity/models/sonar-pro.toml)
- **Max output:** 8K tokens (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/perplexity/models/sonar-pro.toml)
- **Knowledge cutoff:** 1 Sept 2025 (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/perplexity/models/sonar-pro.toml)
- **Input:** Text and images (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/perplexity/models/sonar-pro.toml)
- **Output:** Text (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/perplexity/models/sonar-pro.toml)
- **Reasoning mode:** No (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/perplexity/models/sonar-pro.toml)
- **Tool calling:** No (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/perplexity/models/sonar-pro.toml)

## API pricing (USD per 1M tokens)

| Provider | Input | Output | Cached input | Context |
|---|---|---|---|---|
| Perplexity API | $3 | $15 | – | 200K |
| OpenRouter | $3 | $15 | – | 200K |

## FAQ

### What is the context window of Sonar Pro?

Sonar Pro has a context window of 200,000 tokens (200K) and can generate up to 8,192 tokens in a single response, according to models.dev.

### How much does the Sonar Pro API cost?

Through Perplexity API, Sonar Pro costs $3 per million input tokens and $15 per million output tokens. Prices last verified 4 Oct 2026.

### Is Sonar Pro open source?

No. Sonar Pro is a proprietary model; Perplexity has not released its weights. It is available through APIs including Perplexity API, OpenRouter.

### When was Sonar Pro released?

Perplexity released Sonar Pro on 1 Jan 2024, according to models.dev.

### Which providers offer Sonar Pro?

We track Sonar Pro on 2 providers: Perplexity API, OpenRouter.

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Data licensed CC BY 4.0. Cite as: AI Model Directory, "Sonar Pro", https://www.aimodel.directory/models/sonar-pro