# Perplexity

An AI answer engine with cited web search, plus Comet, an AI browser whose assistant can act on web pages.

- Tool Rank: 51/100
- Tracked use cases: 2
- Best for: Cited research and an agentic web browser
- Cheapest paid plan: $20/mo Pro
- Free plan: yes
- Price checked: 2026-10-15
- Website: https://www.perplexity.ai
- URL: https://www.blazefish.com/tool/perplexity/