Mihup Communications, a Kolkata-based conversational AI platform, has raised $1.5 million in an ongoing Series A round. The round was led by Accel Partners, Ideaspring Capital, venture capitalists Rajesh Jain (Founder of Netcore), and Jayant Kadambi (Founder and CEO YuMe Networks). Earlier in 2019, Mihup raised $1.7 million in the similar round. The firm will…