<ul data-eligibleForWebStory="false">Shah has sold os.ai to Perplexity, making him a larger shareholder in the company.This follows Shah's previous sale of chat.com to OpenAI for over $15 million in December last year.Shah views the creation of an AI operating system as a natural progression in technology.Perplexity's acquisition of os.ai is seen as a move beyond traditional search to a broader OS vision in line with the evolving computing landscape.