Perplexity AI
AI-powered answer engine combining LLMs with real-time web search and citations.
About Perplexity AI
Perplexity AI is an AI-powered answer engine that combines large language models with real-time web search to provide direct, cited answers. Unlike traditional search engines, it synthesizes information from multiple sources and presents structured, conversational responses. Offers Pro ($20/mo), Max ($200/mo), and Enterprise tiers with access to GPT-4, Claude, and Mistral models.
Key Features
Works With
Perplexity API
OpenAI SDK compatible
Sonar modelsPerfect For
Getting Started
- 1
Sign up at perplexity.ai
- 2
Use free plan or upgrade to Pro ($20/mo)
- 3
Access API at api.perplexity.ai
- 4
Use sonar-pro model for best results
What Makes Perplexity AI Different?
Citations on every response
Real-time web grounding
Multi-model platform (not single LLM)
Enterprise with unlimited Pro searches
Pros & Cons
Pros
- Real-time, cited answers (no hallucination risk)
- Access to multiple frontier models
- File analysis and multimodal
- Generous free tier
Cons
- Not a coding tool
- API best for search/summaries only
- Less suited for long creative tasks
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