Vapi

What is Vapi?

Vapi is a comprehensive Voice AI platform designed for developers to create intelligent voice agents for inbound and outbound communication. It streamlines the development process, allowing deployment within days rather than months, by orchestrating core modules such as transcription, language modeling, and speech synthesis. Vapi supports swapping out providers, integrating with existing systems, and scaling to handle millions of calls, making it suitable for a wide range of voice applications from customer support to automated campaigns.

Key Features

• Modular Architecture

  Core components—transcriber, language model, and speech synthesizer—are interchangeable, enabling customization with providers like OpenAI, Deepgram, ElevenLabs, or self-hosted solutions.

• Low-Latency, High-Performance Streaming

  Optimized GPU inference, intelligent caching, and WebRTC streaming ensure real-time, natural conversations with minimal delay (<800ms).

• Seamless Integration & Customization

  Supports API-native workflows, easy import of existing GHL/Make automations, and the ability to bring your own models, scripts, and data for tailored voice experiences.

• Scalability & Reliability

  Built on Kubernetes, Vapi handles over a million concurrent calls, ensuring high availability and performance for enterprise needs.

• Multi-Language Support & Natural Interactions

  Supports over 100 languages, with features like interruption detection, turn-taking, and backchanneling for human-like conversations.

• Advanced Action Handling & Knowledge Base

  Enables executing custom actions, integrating with CRM or databases, and utilizing knowledge bases for accurate, domain-specific responses.

Use Cases

• Customer Support Automation : Automate inbound and outbound calls, handle FAQs, and transfer complex issues to human agents seamlessly.
• Lead Qualification & Follow-up : Automatically call new leads, ask qualifying questions, and schedule appointments or follow-ups.
• Order & Appointment Scheduling : Create voice-enabled order taking or appointment booking systems integrated with existing workflows.
• Survey & Data Collection : Conduct automated surveys or gather customer data through natural voice interactions.
• Campaign Management : Run large-scale call campaigns with personalized, natural-sounding AI agents that adapt to responses.

FAQs