# Perplexity

Tool · [Standard tools and platforms](https://ecosystem.samcarlton.com/tools)

Also called: Perplexity AI, perplexity.ai

An AI search tool. It answers questions in plain language and lists the web pages its answer came from, so readers can check them.

**For example:** A [founder](https://ecosystem.samcarlton.com/founder) asks Perplexity which state programs fund [manufacturing](https://ecosystem.samcarlton.com/hard-tech) [pilots](https://ecosystem.samcarlton.com/pilot) and opens the cited pages to confirm.

Official site: <https://www.perplexity.ai>

## Connects to (5)

- [AI chat assistant](https://ecosystem.samcarlton.com/chatbot): A finished app where a person types or talks to an AI model and gets replies in conversation.
- [RAG](https://ecosystem.samcarlton.com/rag): Retrieval-augmented generation.
- [LLM](https://ecosystem.samcarlton.com/llm): Large language model.
- [Hallucination](https://ecosystem.samcarlton.com/hallucination): When an AI model states something false or invented as though it were true.
- [AI Overviews](https://ecosystem.samcarlton.com/ai-overviews): AI-written summaries that Google Search shows at the top of some results, with links to the pages they draw on.

Map view: https://ecosystem.samcarlton.com/perplexity