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| What matters | 🎙️ Cartesia | 🎤 ElevenLabs |
|---|---|---|
| What it does | Cartesia provides text-to-speech, speech-to-text and managed voice-agent services. | AI audio platform for speech generation, transcription, voice design, dubbing, music, and conversational agents. |
| Best for | Speech APIs and low-latency voice prototypes | Text to speech and Speech transcription |
| Pricing model | Free plan + paid | Free plan + paid |
| Free-plan limits | Free includes 20,000 credits/month and a small managed-agent allowance. Pro is listed at USD 5/month and adds a commercial-use licence. Voice-agent duration, telephony and overages have separate rates. | Free includes 10,000 credits/month. Commercial licensing and instant voice cloning start on eligible paid plans; operation costs and allowances vary. |
| Platforms | API, Web | Web |
| Key capabilities | Text-to-speech Speech-to-text Managed voice agents Voice controls Streaming API | Text to speech Speech transcription Voice design Dubbing Conversational agents |
| Strengths | Speech generation and transcription can be tested on one platform A recurring free credit allowance supports small experiments Separate concurrency pools make each service’s capacity easier to plan | Speech generation lets you iterate on an approved script without rerecording each draft. |
| Limitations | The free plan does not include the paid commercial-use licence Agent minutes and phone charges are separate from speech credits | Free includes 10,000 credits/month. Commercial licensing and instant voice cloning start on eligible paid plans; operation costs and allowances vary. Voice consent, usage terms and pronunciation checks remain necessary; do not clone an unconsenting speaker. |
| No signup required | Not verified | Not verified |
| No credit card required | Not verified | Not verified |
| Open source | Not verified | Not verified |
| Free trial | No | Not verified |
| Access details reviewed | 2026-10-09 | 2026-10-06 |
| Official pricing / source | Check pricingAccess source | Check pricingAccess source |
| Next step | Explore Cartesia | Explore ElevenLabs |