Perplexity: Sonar Pro
perplexity/sonar-pro
Access Sonar Pro from Perplexity using Puter.js AI API.
Get Started// npm install @heyputer/puter.js
import { puter } from '@heyputer/puter.js';
puter.ai.chat("Explain quantum computing in simple terms", {
model: "perplexity/sonar-pro"
}).then(response => {
document.body.innerHTML = response.message.content;
});
<html>
<body>
<script src="https://js.puter.com/v2/"></script>
<script>
puter.ai.chat("Explain quantum computing in simple terms", {
model: "perplexity/sonar-pro"
}).then(response => {
document.body.innerHTML = response.message.content;
});
</script>
</body>
</html>
# pip install openai
from openai import OpenAI
client = OpenAI(
base_url="https://api.puter.com/puterai/openai/v1/",
api_key="YOUR_PUTER_AUTH_TOKEN",
)
response = client.chat.completions.create(
model="perplexity/sonar-pro",
messages=[
{"role": "user", "content": "Explain quantum computing in simple terms"}
],
)
print(response.choices[0].message.content)
curl https://api.puter.com/puterai/openai/v1/chat/completions \
-H "Content-Type: application/json" \
-H "Authorization: Bearer YOUR_PUTER_AUTH_TOKEN" \
-d '{
"model": "perplexity/sonar-pro",
"messages": [
{"role": "user", "content": "Explain quantum computing in simple terms"}
]
}'
Model Card
Sonar Pro is Perplexity's advanced search model with a 200K token context window, delivering 2x more citations and search results than standard Sonar for complex queries. It handles in-depth, multi-step queries with enhanced content understanding and supports longer, more nuanced follow-up conversations. Best for enterprise applications requiring deeper research and comprehensive source attribution.
Context Window 200K
tokens
Max Output 8K
tokens
Input Cost $3
per million tokens
Output Cost $15
per million tokens
Release Date Feb 18, 2025
Model Playground
Try Sonar Pro instantly in your browser.
This playground uses the Puter.js AI API — no API keys or setup required.
Benchmarks
How Sonar Pro performs on standard evaluations.
| Benchmark | Score |
|---|---|
| GPQA Diamond Graduate-level science Q&A | 57.8% |
| Humanity's Last Exam Cross-domain reasoning | 7.9% |
| LiveCodeBench Recent coding problems | 27.5% |
| SciCode Scientific programming | 22.6% |
| MATH-500 Competition math | 74.5% |
| AIME 2024 Advanced math exam | 29.0% |
Scores sourced from Artificial Analysis.
Find other Perplexity models →
Sonar Pro Search
Sonar Pro Search is Perplexity's most advanced agentic search system, available exclusively via OpenRouter API, adding autonomous multi-step reasoning to Sonar Pro. Instead of single query+synthesis, it plans and executes entire research workflows using tools, making it ideal for deeper reasoning and analysis. This model powers Perplexity's Pro Search mode on their consumer platform.
ChatSonar
Sonar is Perplexity's lightweight, cost-effective search model built on Llama 3.3 70B, optimized for speed (1200 tokens/second) and quick factual queries. It provides real-time web search with grounding and citations, ideal for simple Q&A and straightforward integrations. Best for everyday use cases where fast, accurate answers are needed without complex reasoning.
ChatSonar Deep Research
Sonar Deep Research is Perplexity's expert-level research model designed for exhaustive multi-step retrieval, synthesizing hundreds of sources into comprehensive reports. It autonomously searches, reads, and evaluates sources while refining its approach for in-depth analysis across domains like finance, technology, and health. Ideal for detailed market analyses, literature reviews, and projects requiring synthesis of multiple information sources.
Frequently Asked Questions
You can access Sonar Pro by Perplexity through Puter.js AI API. Include the library in your web app or Node.js project and start making calls with just a few lines of JavaScript — no backend and no configuration required. You can also use it with Python or cURL via Puter's OpenAI-compatible API.
Yes, it is free if you're using it through Puter.js. With the User-Pays Model, you can add Sonar Pro to your app at no cost — your users pay for their own AI usage directly, making it completely free for you as a developer.
| Price per 1M tokens | |
|---|---|
| Input | $3 |
| Output | $15 |
Sonar Pro was created by Perplexity and released on Feb 18, 2025.
Sonar Pro supports a context window of 200K tokens. For reference, that is roughly equivalent to 400 pages of text.
Sonar Pro can generate up to 8K tokens in a single response.
Yes — the Sonar Pro API works with any JavaScript framework, Node.js, or plain HTML through Puter.js. Just include the library and start building. See the documentation for more details.
Get started with Puter.js
Add Sonar Pro to your app without worrying about API keys or setup.
Read the Docs View Tutorials