Cartesia Alternatives
Real-time voice AI with ultra-low latency text-to-speech and voice cloning in 40+ languages
Cartesia provides real-time voice AI APIs built on state space models.
Explore 20 alternatives to Cartesia across 1 category. Updated October 2026.
Top Cartesia alternatives at a glance
- Fish Audio. Text-to-speech and voice cloning API, with Fish Speech weights published under a research licence
- Eleven Labs. Natural Text to Speech & AI Voice Generator.
- Respeecher. Real-time text-to-speech API plus speech-to-speech voice conversion, with licensed voices
- PlayHT. AI voice generator acquired by Meta (July 2025) and shut down (December 2025). See alternatives for text-to-speech.
- SpeechifyAI. Text-to-speech API with low-latency streaming, voice cloning, and 30+ locales
Compare Cartesia with its alternatives
| Product | Pricing Model | Free Tier | Open Source | Hosting | HQ |
|---|---|---|---|---|---|
| Cartesia | Freemium | ✓ | — | Cloud + Self-hosted | ๐บ๐ธ United States |
| Fish Audio | Freemium | ✓ | — | Cloud + Self-hosted | ๐บ๐ธ United States |
| Eleven Labs | Freemium | ✓ | — | Cloud | ๐บ๐ธ United States |
| Respeecher | Freemium | — | — | Cloud | — |
| PlayHT | — | — | — | — | ๐บ๐ธ United States |
| SpeechifyAI | Freemium | ✓ | — | Cloud | ๐บ๐ธ United States |
| KugelAudio | Pay-per-use | ✓ | — | Cloud + Self-hosted | ๐ฉ๐ช Germany |
| Samtal | — | — | — | Cloud | ๐ธ๐ช Sweden |
| VoxCPM | Free | ✓ | ✓ APACHE-2.0 | Self-hosted | — |
| Rime AI | Freemium | ✓ | — | Cloud + Self-hosted | ๐บ๐ธ United States |
| Resemble AI | Pay-per-use | ✓ | — | Cloud + Self-hosted | ๐บ๐ธ United States |
| Ramsa Speech | — | — | — | Cloud | ๐บ๐ธ United States |
| LemonFox | Subscription | ✓ | — | Cloud | ๐ฉ๐ช Germany |
| LMNT | — | ✓ | — | — | ๐บ๐ธ United States |
| OpenAI | Pay-per-use | ✓ | — | Cloud | ๐บ๐ธ United States |
| Hume AI | Freemium | ✓ | — | Cloud | ๐บ๐ธ United States |
Want alternatives like these in your AI assistant? Try the Infrabase MCP server
๐ Audio
VoxCPM
Tokenizer-free open-source text-to-speech with voice cloning across 30 languages
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Deepgram
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