Perplexity: Sonar Pro
perplexity/sonar-pro
Try Sonar Pro for free in your browser, and add it to your app for free with Puter.js AI API.
Try it free Add to your app// 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>
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
Input text, image
modalities
Tool Use No
Release Date Mar 7, 2025
Try Sonar Pro for free
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 | 6.6% |
| LiveCodeBench Recent coding problems | 27.5% |
| 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 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.
ChatSonar Reasoning Pro
Sonar Reasoning Pro is a premier reasoning model powered by DeepSeek R1 with Chain of Thought (CoT), designed for complex multi-step analysis and logical problem-solving. It excels at tasks requiring step-by-step thinking, strict instruction adherence, and information synthesis across sources with built-in web search. Ranked among the top models in Search Arena evaluations, statistically tied with Gemini-2.5-Pro-Grounding.
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.
Sonar Pro is free to try with a Puter account. Every account includes a free AI allowance, and you can chat with it in the playground on this page. You can upgrade your account anytime for a larger allowance.
Sonar Pro is free to integrate using the Puter.js AI API. With the User-Pays Model, you can add AI to your app for $0, since users cover their own AI usage through their Puter account.
| Price per 1M tokens | |
|---|---|
| Input | $3 |
| Output | $15 |
Sonar Pro was created by Perplexity and released on Mar 7, 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.
Sonar Pro accepts the following input types: text, image. It produces: text.
No, Sonar Pro does not currently support tool use (function calling).
Sonar Pro scores 7.6 on the Artificial Analysis Intelligence Index, outperforming 28% of tracked models.
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.
Add Sonar Pro to your app for free
Developers can integrate Sonar Pro for free using the Puter.js AI API.
With the User-Pays Model, each user covers their own AI usage instead of the developer.