What to know about Perplexity, the buzzy â and controversial â AI startup targeting a big funding round

News Corp. has accused AI startup Perplexity of copyright infringement in a new lawsuit. Perplexity is eyeing a massive funding round this year, (https://www.wsj.com/tech/ai/ai-startup-perplexity-in-funding-talks-to-more-than-double-valuation-to-8-billion-54d36787?mod=article_inline) The Wall Street Journal had reported. [...]