Vapi is a developer platform for building advanced, configurable voice AI agents that can handle both inbound and outbound phone interactions. With an API-first approach and SDKs for popular frameworks, Vapi enables engineers and organizations—from startups to enterprises—to deploy custom voice assistants and automate phone operations at scale. Extensive integrations let users connect with popular AI and telephony providers, CRMs, and productivity tools.
Vapi 2025 revenue: $8M ARR (up from $4.5M in 2024). Valuation: $130M. Bootstrapped (no outside funding). 30 employees Updated Apr 25, 2025.
Vapi says its enterprise business has grown tenfold since early 2025 as companies shift customer support and sales calls to AI agents.
Vapi has handled over 1 billion calls and counts Intuit and New York Life as customers.
Vapi raises $50M Series B led by Peak XV, with M12, Kleiner Perkins and Bessemer, as voice AI agents cross one billion calls across enterprise.
Visit Vapi's official website for product details and getting started.