Vapi AI voice startup reaches $500M valuation

AI voice startup Vapi has secured $50 million in Series B funding, reaching a $500 million valuation. The company's technology was chosen by Amazon Ring to handle its inbound customer support calls, routing 100% of traffic through Vapi's platform. This deployment led to improved customer satisfaction scores for Ring and allowed their teams to fine-tune AI agent interactions without extensive engineering support. Vapi's success stems from its focus on providing infrastructure and control for voice agents, differentiating it from competitors.