Vapi Raises $50M to Humanize Voice AI

Voice AI startup Vapi has raised $50 million in a Series B round led by Peak XV, with participation from Y Combinator, Microsoft's M12, and Kleiner Perkins, bringing total funding to $72 million. The company builds middleware connecting AI models like GPT and Claude to voice engines, enabling natural, low-latency conversations. Vapi currently supports over 1 million developers, 2.7 million AI agents, and 1 billion calls. Its platform serves industries including healthcare, finance, and insurance, handling inbound customer service, outbound screening, and autonomous phone navigation. The new funding will target distribution, delivery, and core infrastructure improvements.