Best for
Best for realistic long-form narration, dubbing and voice cloning.
- Freelancers
- Small and mid-sized
- Enterprise
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AI Voice & Speech Comparison
At a glance
Best for
Best for realistic long-form narration, dubbing and voice cloning.
Best for
Best for developers putting voice agents on real phone lines for support, lead qualification or scheduling.
Cataleo does not name a winner. Both statements come from the vendors themselves.
| Criterion | ElevenLabs | Vapi |
|---|---|---|
| Starting price | Free tier; Starter from ~$5 / month Commercial rights start with the paid Starter tier. API from around $300 per million characters at low volume. | From $0.05 / minute of calls Build plan, usage-based, plus $0.005 per SMS or chat message. Ten concurrent lines are included and further lines cost $10 / month each. Model provider costs for speech-to-text, the LLM and text-to-speech are passed through at cost, or nothing if you bring your own API keys. |
| Free trial | Free tier, restricted | Not stated |
| Commercial use | From the paid Starter tier | Yes, usage-based |
| Output | Realistic narration, voice cloning from a sample of around one minute, 70+ languages, dubbing | Voice agents for inbound and outbound phone calls, web voice, and SMS or chat |
| API | Yes | Yes, REST API, CLI and SDKs |
| Voice cloning | Yes, from a sample of around one minute | Not part of Vapi itself; voices come from connected providers such as ElevenLabs and Deepgram |
| Real-time use | Yes. Eleven Flash v2.5 is built for real-time use at around 75 ms latency, Eleven v3 Conversational runs at around 280 ms, Scribe v2 Realtime transcribes at around 150 ms, and the ElevenAgents platform runs live voice agents over phone, chat and messaging channels | Yes, live inbound and outbound phone and web conversations at an average latency under 500 ms |
| Languages | 70+ languages on Eleven v3 and Eleven v3 Conversational, 32 on Flash v2.5 and 29 on Multilingual v2; speech to text with Scribe v2 covers 90+ | Depends on the providers chosen for a given assistant: automatic language detection and code-switching with Deepgram (100+ languages), Google STT (125+) or Gladia (110+), while Azure, OpenAI Whisper, Speechmatics and Talkscriber run one language at a time; on the voice side Vapi's own voices cover 40+ languages, Azure 140+ and ElevenLabs 30+. The languages an assistant may use have to be listed in its system prompt |
| Speech-to-speech and dubbing | Yes, speech-to-speech and dubbing | Yes, a call runs as spoken conversation by chaining speech-to-text, a language model and text-to-speech, with natural turn-taking |
| Editing and controls | Stability set to Creative, Natural or Robust, speed from 0.7x to 1.2x, audio tags such as [whispers] or [excited] to direct delivery, a seed value for repeatable output, and pronunciation set through IPA, phoneme tags or an uploaded pronunciation dictionary | Assistants for a single prompt with tools, Squads for multi-assistant orchestration, tool calls into APIs and databases mid-conversation, plus testing and call observability |
| Consent and trust | Professional voice cloning is gated behind technological verification of the speaker, cloning of celebrity and other high-risk voices is blocked, and an AI Speech Classifier tells whether a clip was made with ElevenLabs | SOC 2, HIPAA and PCI compliance with SSO, OAuth and role-based access control; HIPAA is a $2,000 / month add-on and zero data retention $1,000 / month on both plans |
| MCP-ready | Yes | Yes |
| Deployment | Cloud (SaaS), Browser-based | Cloud (SaaS), Browser-based |
| Support | Email helpdesk, Community forum | Email helpdesk, Community forum |
| Onboarding | Documentation and knowledge base | Documentation and knowledge base |
| Company size | more entries Freelancers, Small and mid-sized, Enterprise | Small and mid-sized, Enterprise |
| Integrations | more entries Twilio, Genesys Cloud, Five9, Vonage, LiveKit, Salesforce, HubSpot, Zendesk, Intercom, Freshdesk, ServiceNow, Jira, Slack, Telegram, Google Calendar, Google Drive, Cal.com, Calendly | OpenAI, Anthropic, Groq, Deepgram, Gladia, ElevenLabs, Salesforce, HubSpot, Zapier, Slack, Google Workspace |
Adds a column to the table, from the tools in this category.
Row where the values differ The small markers point at the lower number, the longer list or the stated feature. They describe the data, they are not a verdict.
The short version
Every line is one datapoint from the table above, picked automatically. Nothing here is written text.
The trade-offs
ElevenLabs
Strengths
Limitations
Vapi
Strengths
Limitations
Plans
ElevenLabs
Vapi
What users say
ElevenLabs
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Vapi
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Where this comes from
ElevenLabs https://elevenlabs.io · checked against the official source on 2026-08-21
Vapi https://vapi.ai · checked against the official source on 2026-08-30
This table lists factual criteria taken from information the vendors publish themselves. For how we put it together, see the methodology.