exploreExample prompt
Streaming TTS response
Prompt
Stream Sonic TTS for a customer support greeting and follow-up prompts with sub-200ms latency.
Short explanation
Sonic is Cartesia's low-latency text-to-speech model for live agents.
Cartesia
Real-time speech and transcription models for voice agents, including Sonic TTS and Ink STT with low-latency streaming APIs.
CodingAudio
How it works / How to use
Real-time speech and transcription models for voice agents, including Sonic TTS and Ink STT with low-latency streaming APIs.
- Create an account and API key in Cartesia following the official docs.
- Pick the model endpoint that matches latency, cost, and capability needs.
- Prototype with a short prompt and log token usage.
- Add retries, timeouts, and content filters appropriate to your application.
How to prompt
Sonic is Cartesia's low-latency text-to-speech model for live agents.
Stream Sonic TTS for a customer support greeting and follow-up prompts with sub-200ms latency.
Best output tips
- Set spend alerts where the dashboard allows.
- Cache stable completions when safe to reduce cost.
- Rotate API keys on a regular schedule.
- Verify current plans and limits on the official Cartesia website.
Try this AI
Product Details
Pricing, features, limits and latest updates
Product Details
Pricing, features, limits and latest updates
Cartesia
Real-time speech and transcription models for voice agents, including Sonic TTS and Ink STT with low-latency streaming APIs.
No listed price
Pricing Plans
No listed plans.
Key Features
Voice
voice workflow (cartesia.ai).
API
api workflow (cartesia.ai).
Ideas / Prompt experiences
Share a prompt that worked for you. Username and email are shown with your submission. External links are not allowed.
Example prompt
Live transcription
Prompt
Pipe microphone audio to Ink STT and return partial transcripts for a voice agent turn-taking loop.
Short explanation
Ink provides streaming speech-to-text optimized for voice agents.
Share your experience
Required fields are marked. Variation, result, and explanation are optional.
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