Perplexity
FreeAI search with real-time web access
About Perplexity
Search with AI that actually cites its sources. Every answer comes with numbered references you can click through — no more wondering where the statistic came from or whether it was invented. Best for research, fact-checking, and staying current on fast-moving topics where accuracy matters more than creative flair.
Pricing plans
- Unlimited basic search
- 5 Pro queries/day
- Unlimited Pro search
- File uploads
- API credits included
How Perplexity compares
| Rating | 4.5 | 4.7 | 4.5 | 4.5 |
| Reviews | 252 | 5,180 | 122 | — |
| Price | Free / $20/mo Pro | Free / $20/mo Plus | Free / $20/mo Pro | Free / API from $0.028/1M tokens |
| Free tier | Free | Free | Free | Free |
| API access | ✗ | ✓ | ✓ | ✓ |
| Watermark | No | No | No | No |
Alternatives to Perplexity
The tool that made AI assistants mainstream — and still the most broadly capable for everyday use. Best-in-class for general knowledge, coding, content drafting, data analysis, and image generation via DALL·E 3. Four years of model improvement and a vast plugin and GPT ecosystem give it a feature lead that's hard to catch up to.
Anthropic's AI assistant — the one most often cited by professionals who care about depth. Exceptional at long-document analysis, nuanced conversation, research synthesis, and tasks requiring genuine reasoning rather than pattern-matched confidence. Widely used by writers, analysts, lawyers, and engineers who need an assistant that's careful, not just fast.
A Chinese-developed frontier model matching GPT-4o quality on most benchmarks — and the R1 reasoning model is a genuine rival to OpenAI's o1 for mathematical and logical problem-solving. Free to use at deepseek.com, with an API priced at roughly one-tenth of OpenAI's rates and full OpenAI compatibility for painless migration.