V

Vapi

Voice AI platform for developers

Vapi is a developer-first voice AI platform for building phone and web-based voice agents. It handles the telephony, speech-to-text, text-to-speech, and orchestration so developers can focus on business logic. Supports custom LLMs and tool calling.

Features

Developer voice AI platform
Custom LLM support
Tool calling
Telephony integration
Web and phone agents
Low latency
Function calling
Analytics

+Pros

  • ✓Very developer-friendly
  • ✓Flexible and customisable
  • ✓Low cost per minute
  • ✓Supports custom AI models

−Cons

  • −Requires development skills
  • −Not suitable for non-technical users
  • −US-centric

At a glance

Pricing from
US$0.05/min
Pricing model
Per-minute
AU support
—
Australian-based
No
Free trial
✓ Yes
Founded
2023
Headquarters
United States

Integrations

OpenAICustom APIsTwilioWebhooks
Visit Vapi ↗

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