Best AI for voice and voice-over (2026): ElevenLabs, ChatGPT and Microsoft 365
A comparison of AI for text-to-speech and voice chat with an assistant: ElevenLabs, ChatGPT Voice and Microsoft 365 AI audio. Plans, credits, languages and responsible use.
Date checked: 16 October 2026. Features and plans change; always check the official site.
There are two very different uses: generating a voice-over (text to speech) and talking out loud with an assistant.
| ElevenLabs | ChatGPT Voice | Microsoft 365 (AI audio) | |
|---|---|---|---|
| What for | Voice-overs, dubbing, effects and music | Talking with the assistant by voice | Turning content into audio |
| Free | 10,000 credits/month, no commercial licence | Limited access on Free | Limited use on free version |
| Paid | Starter $6/month (30,000 credits, commercial licence); Creator $22/month; excl. tax | Go and Plus: 3 h a day of Live | Personal, Family or Premium: more usage |
| Languages | 74 for text to speech per its table | Several; you can choose the language | English only, per Microsoft |
| Data | — | Audio clips kept 30 days with the chat | — |
What to use when
- Voice-over for videos or podcasts: ElevenLabs; for commercial use, check your plan’s licence.
- Practising languages or thinking aloud: ChatGPT Voice or Gemini Live.
- Always: ask permission before cloning or recording voices and say when a voice is synthetic.
More in ChatGPT voice on mobile and risks in spot deepfakes.
Checked offers: discounted first month of ElevenLabs.
Checked offers: ElevenLabs free plan.
Frequently asked questions
Is ElevenLabs free?
It has a Free plan with 10,000 credits a month (1 credit per character for text to speech). Prices in dollars, excluding tax.
Can I use free voice-over in a commercial video?
According to ElevenLabs’ table, the commercial licence starts with Starter, not Free.
Keep reading
Sources
- ElevenLabs pricing — ElevenLabs
- ChatGPT Voice — OpenAI
- Compara los planes y precios de Microsoft 365 — Microsoft
Change log
- : First published with ElevenLabs plans, ChatGPT Voice help and Microsoft 365 plans checked on 16/10/2026.
Educational content, prepared with the help of AI tools, with sources cited. It is not a substitute for professional advice. Tools change fast: if you spot something out of date, write to us at contacto@cognenza.com. How we work.