Cartesia Sonic-3.6
Updated
About Cartesia Sonic-3.6
Cartesia Sonic-3.6 is a text-to-speech API that converts written text into spoken audio with emotional expression.
Use it to build voice agents for customer service, sales calls, recruiting, and support workflows. It suits developers and teams building voice-powered applications who need realistic, expressive speech across multiple languages and accents.
- Voice cloning from 10 seconds of audio
- Localization into 44 languages with native-speaker quality
- Custom pronunciation dictionaries for proper nouns and domain terms
- Automatic emotion detection and adjustment based on text context
- Non-verbal expressions like laughter inserted into transcripts
Good to know: Supports 44 languages from a single model with response time under 90 milliseconds.
Key features
- Voice cloning: Clone any voice instantly with just 10 seconds of audio while preserving brand identity at scale.
- Emotional expression: Automatically interprets emotional subtext in text and adjusts delivery tone, pacing, and rhythm accordingly.
- Multilingual localization: Localize audio into 44 languages while maintaining original emotion, tone, and speaker identity.
At a glance
- Category: AI Audio
- Type: Text-to-speech & voice
- Jobs: Produce Audio & Voice
- Evidence: Not yet reviewed
- AIME Score: 70 of 100
- Website: cartesia.ai
Alternatives to Cartesia Sonic-3.6
- Krisp (AIME Score 89)
- ElevenLabs (AIME Score 82)
- Fliki (AIME Score 76)
- WellSaid Studio (AIME Score 72)
- LOVO AI (AIME Score 71)
- Fish Audio (AIME Score 70)
More Text-to-speech & voice tools
Sources: Details checked on the tool’s own website · Researched by AI Made Easy
This is a tool profile with the essentials. Spotlights, our in-depth reviews with screenshots and video, are added every day, Proven tools first. How we pick Spotlights
Is this your tool? Claim, update or remove this listing, or get a badge