Perplexity

Perplexity is positioned as an AI-powered answer engine focused on fast, trustworthy, and real-time research. Official search snippets describe the service as combining live web search with leading AI models so users can ask questions and receive synthesized answers grounded in current sources. In practice, the website acts as both a consumer search alternative and a research workspace for deeper investigation, with premium tiers centered on stronger models, better research tools, and expanded productivity features.