Perplexity: Features, Pricing, Models & Alternatives (2026)

Last researched: September 26, 2026. Perplexity's own pricing page blocked automated verification during this research — cross-check current figures directly at perplexity.ai/hub/pricing. Perplexity is an AI-powered answer engine that pairs web search with large-language-model summarization and inline citations, from Perplexity AI.

What Is Perplexity?

Perplexity is an AI-powered answer engine built by Perplexity AI that combines web search retrieval with LLM-generated summaries and inline source citations, accessible at perplexity.ai, through iOS and Android apps, and through Comet, Perplexity's own Chromium-based web browser.

Key Capabilities

• Search-augmented answers with inline source citations for claims
• A model switcher letting Pro and Max subscribers choose which underlying LLM answers a given query
• Model Council (launched February 5, 2026): sends one query to three models simultaneously and has a fourth model synthesize a combined answer
• Comet, a free Chromium-based browser with an AI assistant built into every tab
• Perplexity Labs for generating multi-step reports, spreadsheets, and simple apps from a prompt
• Spaces for organizing files, threads, and instructions around a topic or project

Main Features

Use Cases

• Fact-checked, citation-backed research and question answering
• Comparing outputs of multiple frontier LLMs on the same query via the model switcher or Model Council
• General web browsing with an AI assistant built into the browser via Comet
• Building lightweight reports or data summaries via Labs
• Developer integration of search-augmented Q&A via the Sonar API

Supported Models / Technologies

Perplexity's own default model is Sonar (currently Sonar 2), a retrieval-augmented model tuned for search and citation. Pro subscribers can additionally route queries to third-party frontier models; per Perplexity's own September 4, 2026 model snapshot, available options included models from OpenAI, Google, Anthropic, Moonshot AI, Zhipu, xAI, and NVIDIA, with the Max plan adding further top-tier options such as an Anthropic Opus-class model. Because Perplexity rotates which third-party models are available fairly often, the exact list active on a given day should be checked in-app rather than assumed from this article.

Platforms

Web (perplexity.ai), iOS app, Android app, the Comet browser (Windows, macOS, Android, iOS), a browser extension for other browsers, and a developer API (Sonar API). No dedicated native Linux desktop application (browser or otherwise) was found documented as of this writing.

Integrations

The Comet browser's tab-level AI assistant, Perplexity Finance for market-data queries, Perplexity Assistant for Android system-level integration, and the Sonar API for third-party developer integrations. Perplexity's own pricing and help pages returned an access-blocked response to automated fetch during this research, so broader enterprise/business-tool integrations should be confirmed directly on perplexity.ai.

Pricing

perplexity.ai's pricing page returned an HTTP 403 (blocked) response to automated fetch; figures below are cross-referenced across multiple independent pricing trackers as of September 26, 2026 — verify at https://www.perplexity.ai/hub/pricing.

Advantages

• Inline source citations on every answer make claims easier to verify than in a typical chat-only assistant
• Model switcher and Model Council give a single subscription access to several third-party frontier models
• Comet provides a full free AI-native browser rather than only a chat website

Limitations

• The official pricing/help pages blocked automated verification for this article, so figures should be re-checked directly on perplexity.ai
• No documented native Linux application
• The Max plan at roughly $200/month is priced well above the equivalent flagship tier of most competitors
• Reliance on rotating third-party models means feature/model availability can change without the fixed roadmap a single-model vendor offers

Security & Privacy

Perplexity documents separate Enterprise Pro and Max tiers with additional admin controls aimed at business data handling. Specifics of consumer-tier data retention and whether queries are used to improve models could not be independently verified through the vendor's pricing/help pages during this research pass — consult Perplexity's own privacy policy for the terms that apply to a specific plan.

Best For

Perplexity is best suited to users who want fast, cited answers to research-style questions and the ability to compare or combine several frontier LLMs' answers in one place, rather than users primarily seeking deep integration with a specific office suite or operating system.

Alternatives

• Google Gemini — deeper integration with Search, Workspace, and Android for users who don't need a multi-model switcher
• ChatGPT (OpenAI) — a broader general-purpose assistant with a larger plugin/GPT ecosystem
• Claude (Anthropic) — stronger for long-document analysis and agentic coding
• Microsoft Copilot — a better fit for Windows/Microsoft 365-centric workflows

Frequently Asked Questions

Is Perplexity free to use?

Yes. A Free plan offers unlimited basic Sonar search with citations and a limited number of daily Pro Search queries.

What is Perplexity Max?

Max is Perplexity's top individual tier, around $200/month (or a discounted annual web-only rate), adding Model Council, unlimited Labs usage, and the highest Spaces storage limits.

What is Comet?

Comet is Perplexity's own free Chromium-based web browser with an AI assistant built into every tab, available on Windows, macOS, Android, and iOS.

Can I choose which AI model answers my query on Perplexity?

Yes. Pro and Max subscribers can use a model switcher to route a query to third-party frontier models in addition to Perplexity's own Sonar model.

Does Perplexity have a Linux app?

No native Linux application (browser or otherwise) was found documented as of this writing.

Final Summary

As of September 2026, Perplexity differentiates itself with citation-first search answers, a multi-model switcher, and its own free Comet browser, spanning a Free tier through a roughly $200/month Max plan plus separate Enterprise and Education pricing. Because perplexity.ai's own pricing page blocked automated access during this research, the figures above were cross-referenced across multiple independent trackers and should be reconfirmed at perplexity.ai/hub/pricing before being treated as final.