Vapi

Audio & Voice22 vendorsUpdated Nov 10, 202619 added, 10 removed vapi.ai Subprocessor list

Voice AI agent platform

Vapi uses 22 subprocessors and infrastructure vendors, including AWS, Google Cloud and OpenAI, based on its public subprocessor list. Last checked Nov 10, 2026.

AI Stack · 11

Infrastructure · 11

AI Stack

Model Serving

Groq

63 companies

If used, LLM.

Foundation Models

If used, LLM.

If used, Transcriber, LLM, Voice.

View their stack →

SpaceXAI

70 companies

If used, Transcriber, LLM, Voices

Voice & Speech AI

If used, Transcriber

If used, Transcriber, Voices

Deepgram

78 companies

If used, Transcriber, Voices.

ElevenLabs

130 companies

If used, Transcriber, Voices.

View their stack →

Gladia

10 companies

If used, Transcriber.

Soniox

16 companies

If used, Transcriber.

Speechmatics

13 companies

If used, Transcriber

Infrastructure

Cloud & Networking

AWS

1307 companies

Servers. If used, LLM.

Azure

595 companies

Servers. If used, Transcriber, LLM, Voice.

DNS and Ingress.

Cloud storage. If used, LLM, Transcriber.

Auth & Identity

WorkOS

125 companies

SSO integration, Authentication

Databases

Database

Data Platform

Database hosting

Authentication

Communications

If used, WebRTC.

If used, Telephony.

Model labs reached through vendors 1

Vapi does not list these model providers. Vendors on its list name them on their own subprocessor lists.

Google (Gemini)throughElevenLabs

Named on vendor websites 4

These vendors name Vapi as a customer on their own website. They are not on Vapi’s subprocessor list.

Changes

Mar 6, 2026 to Nov 10, 2026Source

Earlier lists

Mar 6, 202613 vendors

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