Skip to main content

Growth100X

Voice AIComparison

“Vapi or ElevenLabs Agents for building a voice AI agent?”

Direct Answer

Pick ElevenLabs Agents if voice quality and speed to launch matter most: one vendor, roughly $0.08 per minute for the agent plus your LLM, 70+ languages and native CRM and helpdesk connectors. Pick Vapi if you want to assemble your own stack: a $0.05/min orchestration fee on top of the speech, LLM, voice and telephony providers you choose, which usually lands at $0.12–$0.24/min all-in. Vapi can even use ElevenLabs voices, so the real question is whether you want an integrated product or a flexible framework.

~$0.08/minElevenLabs Agents per-minute rate after included minutes, LLM billed separately
$0.05/minVapi platform fee before speech, LLM, voice and telephony
$0.12–0.24Typical all-in Vapi cost per minute once providers are added

01Vapi vs ElevenLabs at a glance

Factor Vapi ElevenLabs Agents
What it is Developer orchestration layer for voice agents End-to-end voice agent product from the leading TTS company
Pricing model $0.05/min platform fee + each provider billed separately ~$0.08/min for agent minutes after plan quota; LLM billed on top
Realistic all-in cost $0.12–$0.24/min ~$0.10–$0.15/min depending on LLM choice
Voice quality Whatever TTS you plug in (ElevenLabs, Cartesia, PlayHT, others) Native ElevenLabs voices, the benchmark for naturalness
Languages Depends on chosen STT/TTS/LLM 70+ with mid-call language switching
Telephony Bring Twilio, Vonage, Telnyx or SIP Native telephony; Twilio and SIP trunks supported
Compliance HIPAA available as a paid add-on (~$1,000/mo) SOC 2, HIPAA with BAA and EU data residency on enterprise
Best for Developers and agencies who want control of every layer Teams that want the best-sounding agent live fast

Both platforms build the same thing, a phone or web agent that listens, reasons and talks back, but they sit at different layers. Vapi is a framework: it orchestrates speech-to-text, the LLM, text-to-speech and telephony from vendors you choose. ElevenLabs Agents is a product: the company that sets the bar for synthetic voice now ships the whole agent, with its own speech engine, turn-taking and knowledge base.

02Pricing: what a minute really costs

Vapi pricing starts with a $0.05 per-minute platform fee that covers hosting and orchestration only. Transcription, the language model, the voice and phone connectivity are billed separately by each provider, which is why most production Vapi builds land between $0.12 and $0.24 per minute all-in. Concurrency matters too: the Build plan includes 10 concurrent lines, with extra lines at $10 per line per month, and HIPAA compliance is a separate add-on of around $1,000 per month.

ElevenLabs Agents pricing bundles speech recognition, voice and turn-taking into roughly $0.08 per conversation minute once you exceed your plan’s included minutes, after a 2026 price cut. LLM usage is billed on top based on the model you pick, and burst minutes above your concurrency limit are charged at double rate. ElevenLabs does not charge for telephony itself; if you connect Twilio or a SIP trunk, that carrier bills you directly.

The practical difference: at a few thousand minutes a month, ElevenLabs usually comes out cheaper and far simpler to forecast. Vapi only wins on cost when you deliberately pick budget providers for each layer and have the engineering time to tune them. For a full cost model across platforms, see our AI voice agent pricing breakdown.

03Voice quality and conversation feel

This is ElevenLabs’ home turf. Its voices are the reference point the rest of the market is measured against, and because the agent runs on its own speech stack, interruptions, pauses and turn-taking are tuned end to end. Agents can switch language mid-call across 70+ languages, which matters for clinics, hospitality and home-service businesses serving mixed-language customers.

Vapi’s voice quality is only as good as the voice you plug in, and many Vapi builders plug in ElevenLabs. The trade-off is latency and tuning: every extra vendor hop adds milliseconds, and getting sub-second response times on Vapi means choosing and configuring fast providers. Our voice AI latency benchmark shows why that matters to callers.

04Integrations: CRM, calendars and phone systems

Integrations decide whether an agent actually books, updates and hands off, or just talks.

  • ElevenLabs Agents connects to Salesforce, HubSpot, Zendesk and ServiceNow, supports Twilio, Vonage and Genesys telephony plus SIP trunking, and can call any API through MCP tools. A built-in knowledge base uses retrieval over your uploaded documents so answers stay grounded in your policies and pricing.
  • Vapi integrates at the API level: tool calls and webhooks let your agent hit any calendar, CRM or practice-management system, and you choose the telephony carrier (Twilio, Vonage, Telnyx or your own SIP). That flexibility is why agencies building for dental, HVAC or legal clients often start on Vapi: they can wire the agent into Dentrix, ServiceTitan or Clio exactly the way each client needs.

Rule of thumb: if your stack is mainstream SaaS (HubSpot, Salesforce, Zendesk, Google Calendar), ElevenLabs gets you there with less code. If your stack includes vertical software or legacy systems, Vapi’s open tool-calling model gives you more room.

05Which should you choose?

Choose ElevenLabs Agents if you want the most natural voice available, need multilingual coverage, run a mainstream CRM or helpdesk, and would rather pay one vendor than manage four.

Choose Vapi if you are a developer or agency building many agents, want to swap LLMs and voices as prices change, need deep custom integrations, or want to avoid lock-in to any single model provider.

Choose neither yourself if you are an SMB that just needs calls answered and appointments booked. A done-for-you build on either platform is usually faster than learning one. That is what our AI voice agent service does, and we will tell you which platform fits your call volume on a free 15-minute call.

 FAQs

Is ElevenLabs cheaper than Vapi?
Usually, at SMB volumes. ElevenLabs Agents costs about $0.08 per minute after included minutes plus LLM usage, while Vapi charges a $0.05/min platform fee plus separate speech, LLM, voice and telephony costs that typically bring the total to $0.12–$0.24 per minute.
Can Vapi use ElevenLabs voices?
Yes. Vapi is provider-agnostic and ElevenLabs is one of the text-to-speech providers you can plug in. You pay ElevenLabs for the voice and Vapi for orchestration.
Is ElevenLabs Agents the same as ElevenLabs Conversational AI?
Yes. ElevenLabs Conversational AI was the earlier name for its voice agent platform, now branded ElevenLabs Agents.
Which is better for HIPAA-compliant voice agents?
Both can support HIPAA. ElevenLabs offers HIPAA with a BAA on enterprise deployments; Vapi offers HIPAA as a paid add-on of around $1,000 per month. Either way, confirm the BAA covers every provider in your call path.
Which is better for an agency building voice agents for clients?
Vapi, in most cases, because you can mix providers per client, control margins and build custom integrations. ElevenLabs is better when the client values voice quality over configurability.
S
Written by
Sumit Sagar — Founder, Growth100X

10+ years building growth systems for SaaS, fintech, healthcare and Web3. Ex-Head of Marketing at LCX — scaled 10K → 150K users and $50M+ raised across 12 token sales. Builds voice agents, automation and AI-search systems hands-on across every vertical Growth100X serves.

Growth100X · Growth Systems

Want this built for your business?

We build AI growth systems for SMBs. Book a free 30-minute audit and we will map it to your funnel.

Explore Growth Systems →Book a free audit →