Perplexity
AI answer engine with deep research agents that cite their sources.
Fast research answers with citations, plus agentic deep research on demand.
You need auditable control over sources and retrieval — it is a consumer product.
Perplexity vs. the alternatives
All 26 alternatives →| Record | Stars | Pricing | ||
|---|---|---|---|---|
| Perplexitythis listing | — | — | — | Freemium |
| firecrawl | 168k | TypeScript | AGPL-3.0 | Open source |
| Scrapling | 75k | Python | BSD-3-Clause | Open source |
| TrendRadar | 62k | Python | GPL-3.0 | Open source |
| BettaFish | 42k | Python | GPL-2.0 | Open source |
| khoj | 37k | Python | AGPL-3.0 | Open source |
