What is Vapi?
Vapi is a powerful voice AI platform designed specifically for developers. It empowers developers to build, test, and deploy voice agents quickly and efficiently, eliminating the lengthy development cycles often associated with traditional voice AI solutions.
Features of Vapi
Vapi offers a comprehensive suite of features to streamline the development process and deliver exceptional voice experiences:
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Turbo Latency Optimizations: Vapi leverages optimized GPU inference, intelligent caching, and low-latency audio streaming to ensure lightning-fast response times, creating a seamless and natural conversational flow.
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Interruption Handling: Vapi's proprietary endpointing model mimics human conversation by intelligently recognizing and responding to interruptions, preventing awkward pauses and ensuring a smooth user experience.
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Scalability: Built on a carefully designed Kubernetes cluster, Vapi can effortlessly scale to handle a massive number of concurrent calls (up to 1 million+), ensuring reliable performance even during peak usage.
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Function Calling: Vapi's powerful function calling capabilities enable voice agents to perform a wide range of actions, such as booking appointments, retrieving data, filling out forms, and much more, extending their functionality and versatility.
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WebRTC Streaming: Vapi utilizes the same WebRTC protocol employed by popular platforms like Google Meets and Microsoft Teams, guaranteeing the lowest latency and highest fault tolerance for a reliable and high-quality voice experience.
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On-Premise Deployments: For enhanced security and control, Vapi supports on-premise deployments, allowing organizations to host their voice agents on their own infrastructure.
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Multilingual Support: Vapi breaks down language barriers by supporting over 100 languages, enabling developers to create voice agents that cater to a global audience.
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Private Internet Backbone: Vapi's private internet backbone minimizes network congestion and latency, ensuring consistent performance for users worldwide.
How to Use Vapi
Vapi provides a developer-friendly platform with comprehensive documentation and SDKs for various platforms, including Web, iOS, Flutter, React Native, and Python (Hardware).
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Bring Your Own Models: Developers have the flexibility to integrate their preferred voice models, such as OpenAI, Groq, Mistral, OpenRouter, Together, or Anyscale.
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Bring Your Own Voices: Vapi supports a wide range of voice providers, including ElevenLabs, PlayHT, LMNT, Deepgram, Cartesia, Rime, OpenAI, and Azure, allowing developers to choose the voices that best suit their applications.
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Bring Your Own Backend: Vapi's robust function calling capabilities enable developers to connect their voice agents to any backend system, extending their functionality and integrating them seamlessly with existing workflows.
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Bring Your Own Surface: Vapi's client-side SDKs provide developers with the tools to integrate voice agents into various applications and platforms, including websites, mobile apps, and hardware devices.
Pricing
Vapi offers a transparent pricing structure with a cost of $0.05 per minute of usage. Developers can bring their own API keys for underlying providers like ElevenLabs and OpenAI, or Vapi can pass through the costs.
Frequently Asked Questions
- Couldn't I build this myself and save money?
While building your own voice AI system might seem appealing, Vapi's pre-built infrastructure, optimized performance, and extensive features save you significant time and resources in the long run.
- Is it going to be hard to set up?
Vapi is designed with ease of use in mind. Its comprehensive documentation, intuitive SDKs, and dedicated support team make it straightforward to integrate Vapi into your projects.