Cartesia
United States · Global · 1 model families / 0 agent tools
Headquartered in United States. This index covers 1 model families / 3 versions in Speech & audio, 1 of them active, all closed-weight. Lineups are listed by category below, with a full lineage ordered by official release date.
Families1Versions3Agents0CategoriesSpeech & audioActive / open1 / 0Bench records1Updated2026-11-08
01 / Models
Speech & audio
1 entries| Model | Status | Openness | versions | Last updated | |
|---|---|---|---|---|---|
| Cartesia Sonic | Active | Closed source | 3 |
02
Version lineage
- Sonic 3.5 · Cartesia Sonic Speech & audio GA in May 2026 with more natural pacing and multilingual gains; Artificial Analysis Speech Arena Elo ~1,210 per third-party reporting. A later Sonic 3.6 is mentioned by trackers, unverified here.
- Sonic 3（sonic-3-2025-10-27） · Cartesia Sonic Speech & audio Superseded Shipped 2025-10-27: 42 languages, emotion and laughter control, ~190 ms median latency per the vendor changelog.
- Sonic（初代） · Cartesia Sonic Speech & audio Superseded The original Sonic release; exact launch date not verified in this pass and left blank.