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Perplexity Review 2026

AI Infrastructure & Agents·LLM Providers & APIs·freemiumFree tier

Where knowledge begins

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What is Perplexity?

Perplexity is an AI-powered answer engine and conversational search assistant that provides cited responses to questions. (Listed taxonomy as LLM Providers & APIs.)

Best for

Mixed

Use cases

  • Research and Q&A
  • Web search with sources
  • Knowledge discovery

Key features

AI answer engine with citations
Conversational search
Pro search and models
API access

Pricing

Model
freemium
Price range
Free tier; Pro subscription; API available
Free tier
Yes

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