Perplexity, a startup building AI-powered search tools, has been sued in federal court for allegedly violating another company's trademark.

Perplexity AI has revised its merger proposal with ByteDance to allow the US government to own 50% stake in the new company.

A new TikTok proposal is on the table. Perplexity AI has proposed a merger that would give the U.S. government a 50% ownership stake.

China’s DeepSeek begins to integrate with international AI players. Perplexity's AI search gets a supercharge from DeepSeek R1. U.S. global AI dominance is challenged.

Microsoft MSFT.O has made Chinese startup DeepSeek's R1 artificial intelligence model available on its Azure cloud computing platform and GitHub tool for developers, the U.S. company said on Wednesday.

Perplexity AI makes a self-hosted version of the Chinese DeepSeek R1 reasoning model available for use on its AI search engine

DeepSeek caused a market tsunami on Monday as investors digested the news that its new R1 model appeared to perform well despite being trained with less sophisticated chips, somet

OpenAI said on Wednesday that Chinese AI startup DeepSeek's open-source models may have "inappropriately" based its work on the output of OpenAI's models, an OpenAI spokesperson told Axios. Why it matters: China's DeepSeek has taken the AI industry by storm with its R1 reasoning model that competes with OpenAI's o1,