Sonar Reasoning Pro

sonar-reasoning-pro
byPerplexity|Created May 26, 2025
Chat Completions

Sonar Reasoning Pro is Perplexity’s premier reasoning model, powered by DeepSeek R1 with Chain of Thought (CoT) capabilities. 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. Pricing includes Perplexity search costs for integrated web research.

Pricing

Pay-as-you-go rates for this model. More details can be found here.

Input Tokens (1M)

$1.00

Output Tokens (1M)

$4.00

Capabilities

Input Modalities

Text

Output Modalities

Text

Supported Parameters

Available parameters for API requests

Frequency Penalty
Max Completion Tokens
Presence Penalty
Response Format
Stop
Temperature
Top P

Usage Analytics

Token usage across the last 30 active days

Uptime

Reliability over the last 7 days

Throughput

Time-To-First-Token (TTFT)

Code Example

Example code for using this model through our API with Python (OpenAI SDK) or cURL. Replace placeholders with your API key and model ID.

Basic request example. Ensure API key permissions. For more details, see our documentation.

from openai import OpenAI

client = OpenAI(
    base_url="https://api.naga.ac/v1",
    api_key="YOUR_API_KEY",
)

resp = client.chat.completions.create(
    model="sonar-reasoning-pro",
    messages=[
        {{"role": "user", "content": "What's 2+2?"}}
    ],
    temperature=0.2,
)
print(resp.choices[0].message.content)