Perplexity is a search + chat engine that answers questions with up-to-date sources, guided “Pro Search/Deep Research,” and publishable outputs (Pages). It combines its in-house Sonar models with access to frontier models for harder tasks, and now exposes a Search API for developers.
Quick Facts
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Product: Perplexity (AI answer engine & research copilot). Signature: answers with citations + guided Pro Search/Deep Research.
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Platforms: Web app, iOS/Android apps, Chrome extensions (search default + sidebar/companion).
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Create & share: Perplexity Pages turns research into publishable articles.
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Models: Perplexity’s Sonar family (Sonar, Sonar Pro, Sonar Deep Research) + access to premium third-party models in paid tiers.
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Plans (2025): Pro ($20/mo), Enterprise Pro ($40/seat), and Max/Enterprise Max for higher limits; official enterprise page also lists $325/seat Enterprise Max. Check plan pages for current quotas.
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For developers: Search API (answer-engine index) + Sonar Pro API; OpenAI-compatible chat endpoints with search controls.
How It Works
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Ask a question → get an answer with citations.
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Switch to Pro Search/Deep Research for multi-step, source-rich investigation.
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Refine with follow-ups; upload files or paste links to include them in the context.
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Publish your findings as a Page, or share the thread.
