Perplexity.AI: Seach, Answering

Perplexity.ai

"Where knowledge begins"

Aravind Srinivas: Perplexity CEO on Future of AI, Search & the Internet | Lex Fridman Podcast #434 - YouTube

Arvind Srinivas is CEO of Perplexity, a company that aims to revolutionize how we humans find answers to questions on the Internet

#434 – Aravind Srinivas: Perplexity CEO on Future of AI, Search & the Internet | Lex Fridman Podcast

Perplexity.ai - Wikipedia

Perplexity AI is an AI chatbot-powered research and conversational search engine that answers queries using natural language predictive text.[2][3] Launched in 2022, Perplexity generates answers using sources from the web and cites links within the text response.[4] Perplexity works on a freemium model; the free product uses Anthropic's Claude 3 Haiku model combined with the company's standalone large language model (LLM) that incorporates natural language processing (NLP) capabilities, while the paid version Perplexity Pro has access to GPT-4, Claude 3, Mistral Large, Llama 3 and an Experimental Perplexity Model.[3][4][1] As of early 2024, it has about 10 million monthly users.

Perplexity - Wikipedia

In information theory, perplexity is a measure of uncertainty in the value of a sample from a discrete probability distribution. The larger the perplexity, the less likely it is that an observer can guess the value which will be drawn from the distribution.