# Vapi

> The voice AI platform for developers to build voice agents

Source: https://dailyaitools.ai/tools/vapi/ (dailyaitools, a tracker of AI tools; no ratings or reviews)

## Key facts

- Category: Agents
- Price: Free plan, then $29/mo
- Free plan: Yes, free plan, then $29/mo
- Works on: Web, API
- Integrates with: Twilio, Vonage, Telnyx, Daily WebRTC, OpenAI, ElevenLabs
- Website: https://vapi.ai
- Verification: Checked against the vendor's pages on October 11, 2026, prices included.

## What it is

Vapi provides an infrastructure layer for creating, managing, and optimizing conversational voice AI agents at scale. Developers can configure conversation flows, telephony, and integrations while utilizing automated testing and performance monitoring dashboards. The service operates on a usage-based pricing structure alongside optional success packages like Core and Pro, with custom tiers available for enterprise clients.

## Plans

| Plan | Price | Free-plan limit or note |
| --- | --- | --- |
| No Success Package | Free |  |
| Core | $29/mo |  |
| Pro | $999/mo | 10% of Vapi hosting fee |
| Premier | Custom |  |

Prices as printed on https://vapi.ai/pricing. Nothing is converted or annualized.

## Features

- Sub-500ms real-time voice processing response times
- Support for 100+ languages using native voice models
- Bring-your-own models for transcription, LLM, and text-to-speech
- Automated testing suite with hallucination detection
- Tool calling and API integration capabilities

## Good fit for

- Building conversational customer support phone agents
- Integrating voice assistants into existing enterprise workflows
- Deploying multilingual voice applications with custom LLMs

## Questions

### Is Vapi free?

Yes, Vapi has a free plan, as of October 11, 2026. Paid plans start at $29/mo.

### How much does Vapi cost?

As of October 11, 2026, Vapi lists 4 plans: No Success Package (free), Core at $29/mo, Pro at $999/mo, Premier (custom pricing).

### Can I test voice agents before deploying them to production?

Yes, Vapi includes comprehensive testing tools and simulators to test your agents before going live.

### Does Vapi support webhooks for real-time event notifications?

Yes, Vapi provides webhook support for real-time event notifications and data synchronization.

### What is the average latency of voice responses on the platform?

Vapi achieves sub-500ms response times for real-time conversations.

## Sources

- https://vapi.ai/llms.txt
- https://vapi.ai
- https://vapi.ai/pricing

Listed October 11, 2026.