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Build and deploy advanced voice AI agents
Last updated July 19, 2026
Overview
Vapi is an API-first platform for building, testing, and scaling voice AI agents for support, lead qualification, scheduling, and other phone or real-time voice workflows.
Features
- Voice agent orchestration with telephony integrations
- Real-time monitoring and enterprise configurability
- Guardrails, SSO/RBAC, and compliance-ready infrastructure
Best use cases
- Automating inbound customer support phone calls
- Lead qualification and appointment scheduling agents
- Shipping enterprise voice AI with low latency at scale
Pros
- Well-known product with broad adoption
- Actively maintained and improved
- Useful defaults for most users
Cons
- Advanced usage may require a paid plan
- Best results still need clear prompts