Perplexity AI

✓ Verified

AI search engine that answers questions with cited real-time sources

Freemium aisearchresearchrag
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Overview

Perplexity AI is an AI-powered answer engine that combines large language models with real-time web search. Every answer comes with cited sources, making it ideal for research, fact-checking and staying up to date. It supports follow-up questions in a threaded conversation format.

Key Features

✓
AI Answer Engine
Get concise answers to any question with real-time web citations
✓
Pro Search
Deep research mode that queries multiple sources for complex questions
✓
Follow-up Threads
Continue research with follow-up questions in a conversation
✓
File Analysis
Upload PDFs and documents and ask questions about their content

Use Cases

Academic research Market research Fact-checking News summarization Legal research Competitive analysis

Specifications

Real-time web access
Cited sources
Sonar model
Pro search
File upload

Pros & Cons

✅ Pros

  • • Always up to date
  • • cites every source
  • • free tier is generous

❌ Cons

  • • Pro search queries are rate-limited on free plan
  • • depth varies by topic

Tool Information

Developer Perplexity AI Inc.
Pricing Freemium
Starting at $20/mo
API Access ✓ Yes
Type text
Platform Web, iOS, Android
Industries marketing, healthcare, lawyers
Listed 3/22/2026
Visit Perplexity AI ↗