Perplexity: Sonar Reasoning Pro

perplexity/sonar-reasoning-pro

Released Mar 7, 2025128,000 context

Starting at $2/M input tokensStarting at $8/M output tokens$5/K web search

Note: Sonar Pro pricing includes Perplexity search pricing. See details here

Sonar Reasoning Pro is a premier reasoning model powered by DeepSeek R1 with Chain of Thought (CoT). Designed for advanced use cases, it supports in-depth, multi-step queries with a larger context window and can surface more citations per search, enabling more comprehensive and extensible responses.

Providers for Sonar Reasoning Pro

OpenRouter routes requests to the best providers that are able to handle your prompt size and parameters, with fallbacks to maximize uptime.

Performance for Sonar Reasoning Pro

Compare different providers across OpenRouter

Effective Pricing for Sonar Reasoning Pro

Actual cost per million tokens across providers over the past hour

Apps using Sonar Reasoning Pro

Top public apps this month

Recent activity on Sonar Reasoning Pro

Total usage per day on OpenRouter

Prompt

7.49M

Completion

5.64M

Reasoning

Prompt tokens measure input size. Reasoning tokens show internal thinking before a response. Completion tokens reflect total output length.

Uptime stats for Sonar Reasoning Pro

Uptime stats for Sonar Reasoning Pro across all providers

Sample code and API for Sonar Reasoning Pro

OpenRouter normalizes requests and responses across providers for you.

OpenRouter provides an OpenAI-compatible completion API to 300+ models & providers that you can call directly, or using the OpenAI SDK. Additionally, some third-party SDKs are available.

In the examples below, the OpenRouter-specific headers are optional. Setting them allows your app to appear on the OpenRouter leaderboards.

Using third-party SDKs

For information about using third-party SDKs and frameworks with OpenRouter, please see our frameworks documentation.

See the Request docs for all possible fields, and Parameters for explanations of specific sampling parameters.

Sonar Reasoning Pro - API Pricing & Providers | OpenRouter