AI cloud and platform-as-a-service (PaaS) startup Neysa on Wednesday said it has raised $20 million (nearly Rs 166 crore) led by Matrix Partners India, Nexus Venture Partners and NTTVC investment firms. The funding will help drive the Generative AI cloud platform as a service and observability for companies in India and global markets, said the startup, co-founded by Sharad Sanghi (CEO) and Anindya Das (CTO).