---
title: "Vapi, Custom-code · Voice-agent platform · Agent Fieldbook"
url: https://agentfieldbook.org/catalog/agents/vapi/
description: "Developer platform for building voice AI agents: end-to-end pipeline, sub-second latency."
section: "Catalogue · Agents · infra"
source: Agent Fieldbook — generated from the published page
---

# Vapi

**Custom-code · Voice-agent platform · Confirmed**

Developer platform for building voice AI agents: end-to-end pipeline, sub-second latency.

Verified against [vapi.ai](https://vapi.ai/)· 2026-07-08

- [vapi.ai](https://vapi.ai/)

## Spec sheet

| Field | Value |
| --- | --- |
| Foundation | Multi-model (Deepgram, ElevenLabs, LLM of choice) |
| Topology | sequential |
| Type | agent |
| Deployment | cloud |
| Interface | chat· api |
| Context | Model-dependent |
| Pricing | Per-minute usage |
| Tools | Telephony + LLM + voice provider APIs |
| Orchestration | STT → LLM → TTS pipeline |
| Country | US |
| Verified | 2026-07-08 |

## Sources

## Verified against

- [https://vapi.ai/](https://vapi.ai/)

The corpus does not rewrite vendor documentation. Where copy is quoted verbatim it is marked as such and attributed to its source.