Perplexity
AI answer engine that cites its sources by default.
Every fact below verified on Oct 6, 2026
In one paragraph
Perplexity is aI answer engine that cites its sources by default. It has a free plan and paid plans from $20/mo, and runs on Windows, macOS, iOS, Android, Web.
Pricing & key facts
- Developer
- Perplexity AI
- Platforms
- Windows, macOS, iOS, Android, Web
- Free plan
- Yes3 Pro Searches per day, 1 Research query per month, basic models.
- Open source
- No
- Pro $20/mo monthly. Deep Research and model choice
- Max $200/mo monthly or $2,000/year (web only)
- Enterprise Pro $40/mo per seat. Starting price
Checked against perplexity.ai on Oct 6, 2026
Key features
- Answers with inline citations
- Deep Research
- Pick between models from OpenAI, Anthropic, Google and others (Pro)
- Comet AI browser
- Desktop apps with local file access
Limitations
- Free tier is tight: 3 Pro Searches a day
- Max annual billing only on web
Good to know
Model list on Pro changes as providers ship new versions.