Airtel to offer free 1-year Perplexity Pro subscription to its customers Artificial intelligence (AI)-powered answer engine Perplexity is offering a one-year free subscription to its premium tier, Perplexity Pro, to customers of Bharti Airtel, India's second-largest telecom operator.The offer will be available to all 360 million prepaid and postpaid mobile customers, and broadband customers of Airtel.Airtel customers can avail this subscription through the rewards section of its Airtel Thanks ap...