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Perplexity AI is an AI-powered research and conversational search engine that answers queries using natural language predictive text. It is based in San Francisco, California . Founded in 2022, Perplexity generates answers using sources from the web and cites links within the text response. [ 2 ]
The perplexity is the exponentiation of the entropy, a more straightforward quantity. Entropy measures the expected or "average" number of bits required to encode the outcome of the random variable using an optimal variable-length code. It can also be regarded as the expected information gain from learning the outcome of the random variable ...
A large language model (LLM) is a computational model capable of language generation or other natural language processing tasks. As language models, LLMs acquire these abilities by learning statistical relationships from vast amounts of text during a self-supervised and semi-supervised training process. [ 1 ]
In April, Perplexity AI raised $62.7 million from. Since ChatGPT first launched in November 2022, major search engines have been trying to integrate AI into web search, and analysts have viewed AI ...
SK Telecom, South Korea's largest telco, is partnering with U.S. AI startup Perplexity to offer the artificial intelligence-based search engine to its users as an alternative to Google and Naver ...
Of course, even Perplexity does hit a $1 billion valuation, it has a long way to go to truly challenge Google, which has enormous resources and AI talent at its disposal—and whose parent ...
This investment aligns with SoftBank's ongoing strategy to support innovative AI companies, highlighting Perplexity AI's potential in the tech industry. The funding is expected to accelerate the startup's growth and development, further enhancing its AI capabilities and market reach.
San Francisco, California-based Perplexity AI in January raised $73.6 million from a group of investors including Nvidia and Amazon founder Jeff Bezos at a valuation of $520 million.