No longer available
The publisher has shut this model down. It can no longer be used from its own API. Recommended replacement: sonic-3.6. Publisher notice
- Pricing
- Not published
- Released
- 2y ago
Cost
Cartesia's first streaming text-to-speech model, built on state space models for low-latency voice.
How it compares
Frequently asked questions
Quality and benchmarks
The closest alternatives to Sonic are Suno v3.5 by Suno, Stable Audio 2.0 by Stability AI, and Suno v3 by Suno. They are matched on model kind and release date, with no comparable price.
Suno v3.5Sonic vs Suno v3.5Stable Audio 2.0Sonic vs Stable Audio 2.0Suno v3Sonic vs Suno v3
Versions and lineage
Yes, Sonic is retired and the publisher's recommended replacement is Sonic 3.6.
Licensing and access
No, Sonic is closed with a proprietary license.
Basics
Sonic was made by Cartesia and released on May 31, 2024.
Generated from Vertical Tabs data, updated November 2, 2026.
Discussion
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