Glossary · AI & Agents
ElevenLabs
Overview
What ElevenLabs is
ElevenLabs is an AI voice technology company, founded in 2022, known for producing highly realistic synthetic speech. Its core products convert written text into natural-sounding audio, clone and design custom voices, and support real-time conversational voice agents.
The platform is used for audiobooks, video narration, dubbing into other languages, accessibility, and voice interfaces for AI applications. It exposes its capabilities through a web app and a developer API, and offers a limited free tier with paid plans for higher usage and commercial features.
How ElevenLabs works
Users or applications send text to ElevenLabs, which returns generated speech in a chosen voice, with control over aspects like stability, clarity, and emotion. Voices can come from a stock library, be cloned from audio samples, or be designed from scratch, and the models support many languages.
For interactive use cases, its Conversational AI and Agents tooling combine speech-to-text, a language model, and text-to-speech so developers can build voice agents that listen and respond in real time. The API and SDKs let teams embed these capabilities into phone systems, apps, and automation workflows.
Why ElevenLabs matters
ElevenLabs is widely regarded for the naturalness of its generated voices, which makes it a common choice for production narration and for AI voice agents that need to sound human. Its API makes voice a practical building block in automated customer-facing systems.
Responsible use matters: realistic voice cloning raises consent, disclosure, and misuse concerns, and ElevenLabs enforces usage policies and verification for cloning. Alternatives include Deepgram, OpenAI, Google, and Amazon voice services, which differ in quality, pricing, latency, and language coverage.
Where we use it
Related Zen in Tech services
How our team puts ElevenLabs to work in real projects.
FAQ
ElevenLabs — common questions
What is ElevenLabs used for?
ElevenLabs is used for realistic text-to-speech in audiobooks, videos, and narration, for dubbing content into other languages, for accessibility, and for building conversational voice agents and phone systems through its developer API.
Does ElevenLabs offer a free plan?
Yes. ElevenLabs has a limited free tier with a monthly character allowance for testing. Higher usage, professional voice cloning, and commercial licensing require a paid subscription plan.
Is voice cloning with ElevenLabs legal and safe?
Voice cloning is legal when you have rights or consent for the voice. ElevenLabs enforces usage policies and, for professional cloning, verification to reduce misuse, but users are responsible for consent and appropriate disclosure.
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