Tier 0Verified 3 May 2026
Perplexity
AI search that cites its sources.
Who it's for
People who need facts, not guesses. Researchers, students, journalists, and anyone who needs to verify what the AI is saying.
What you can do today in 60 seconds
- Open https://perplexity.ai in a new tab.
- Type: 'What are the health benefits and risks of intermittent fasting?'
- Read the answer. Every claim has a numbered source link you can click.
How it actually works
Perplexity runs a search engine behind the scenes, then feeds the top results into a language model. The model answers using only those sources, and cites them inline. It is not creative — it is a research assistant.
Pricing today
Free tier with standard search. Pro at $20/mo for deeper searches and file upload.