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Perplexity AI models

4 Perplexity models on FastRouter, all behind one OpenAI-compatible API. Compare pricing, context windows and benchmarks, then open any model for its providers and code samples.

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Models
4
Largest context
200K
Sonar Pro
Lowest input /1M
$1.00
Sonar
Top intelligence
11.8
Sonar Reasoning Pro

All Perplexity models

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Sonar Reasoning Pro is a high-performance reasoning model designed to tackle complex topics that require advanced multi-step thinking and deep content understanding. With a context length of 128k, it combines enhanced Chain-of-Thought (CoT) reasoning with a powerful information retrieval architecture to deliver well-structured, thoughtful responses. It provides twice as many citations on average compared to the standard Sonar Reasoning model, ensuring greater transparency and grounding. Ideal for tasks like competitive product analysis, exploring intricate scientific subjects, or creating detailed travel plans, Sonar Reasoning Pro excels in scenarios that demand both reasoning and reliable, well-sourced information.

perplexity/sonar-reasoning-proMar 7, 2025
Context
128K
Price /1M
$2.00 in$8.00 out
Intel
11.8
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Sonar Pro is an advanced non-reasoning search model designed for handling complex, multi-step queries that demand deeper content understanding and high citation accuracy. With a large context length of 200k, it excels at retrieving and synthesizing information from extensive text sources. Sonar Pro delivers in-depth answers supported by twice as many citations as the standard Sonar model, thanks to its enhanced information retrieval architecture. Optimized for multi-step tasks, it’s particularly useful for applications such as academic literature reviews, competitor and industry research, and generating curated content like restaurant catalogs with reviews. Its ability to surface comprehensive, well-cited responses makes it a powerful tool for users needing detailed and reliable information.

perplexity/sonar-proMar 7, 20254.7s latency
Context
200K
Price /1M
$3.00 in$15.00 out
Intel
7.6
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Sonar Deep Research is a powerful deep research and reasoning model designed for conducting thorough investigations and generating expert-level insights. With a context length of 128k, it excels at synthesizing information from hundreds of sources to produce highly detailed, structured reports. Ideal for exhaustive research tasks, Sonar Deep Research offers in-depth subject analysis and is capable of crafting content with precision and authority. Common use cases include writing white papers for industry thought leadership, developing comprehensive go-to-market (GTM) strategies, and creating advanced educational material for universities or training programs. It's the ideal tool for users who need depth, clarity, and rigor in their research output.

perplexity/sonar-deep-researchMar 7, 202544s latency
Context
128K
Price /1M
$2.00 in$8.00 out
Intel
—
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Sonar is a lightweight, cost-effective non-reasoning search model built for delivering fast, grounded answers through real-time web search. With a context length of 128k, it is optimized for quick lookups and straightforward Q&A tasks, making it ideal for users who need immediate, reliable information without extensive processing. Sonar provides answers backed by citations, ensuring transparency while maintaining speed and low cost. Typical use cases include summarizing books, TV shows, or movies, looking up definitions or quick facts, and browsing up-to-date content across categories like news, sports, health, and finance. Its efficiency and accuracy make it well-suited for everyday information needs.

perplexity/sonarJan 27, 20254.7s latency
Context
127K
Price /1M
$1.00 in$1.00 out
Intel
7.7

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Model scores sourced from ArtificialAnalysis

Perplexity AI Models & API Pricing | FastRouter.ai