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  2. Perplexity AI - Wikipedia

    en.wikipedia.org/wiki/Perplexity_AI

    Perplexity AI is a conversational search engine that uses large language models (LLMs) to answer queries using sources from the web and cites links within the text response. [ 3 ] [ 4 ] Its developer, Perplexity AI, Inc., is based in San Francisco, California .

  3. Large language model - Wikipedia

    en.wikipedia.org/wiki/Large_language_model

    A large language model (LLM) is a type of machine learning model designed for natural language processing tasks such as language generation.LLMs are language models with many parameters, and are trained with self-supervised learning on a vast amount of text.

  4. Perplexity - Wikipedia

    en.wikipedia.org/wiki/Perplexity

    The base of the logarithm need not be 2: The perplexity is independent of the base, provided that the entropy and the exponentiation use the same base. In some contexts, this measure is also referred to as the (order-1 true) diversity. Perplexity of a random variable X may be defined as the perplexity of the distribution over its possible ...

  5. Perplexity AI CEO shares his advice to startup founders on ...

    www.aol.com/perplexity-ai-ceo-shares-advice...

    The CEO of Perplexity AI shared some principles that guided him as a startup founder.. Aravind Srinivas talked about having "an extreme bias for action" in a recent talk at Stanford. He also said ...

  6. Jeff Bezos’s investment in Perplexity AI has nearly doubled ...

    www.aol.com/finance/jeff-bezos-investment...

    Of course, Google isn’t sitting still. Indeed, it’s been testing AI-powered search on millions of users. ... Anthropic’s Claude 2.1, or the venture’s own LLM Perplexity. ...

  7. Perplexity AI bids to merge with TikTok US, source says - AOL

    www.aol.com/news/perplexity-ai-bids-merge-tiktok...

    Perplexity AI believes its bid may succeed since the proposal is a merger rather than a sale, the person said. Perplexity AI's search tools enable users to get fast answers to questions, with ...