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AI Dubbing: /product/ai-dubbing
AI Voice Enhancer: /product/ai-voice-enhancer
AI Voice Generator: /voice-generator
AI Voiceover: /product/ai-voiceover
About: /company
Acceptable use: /legal/acceptable-use
Agents: /agents
Apply for Startups Grant: /startups/apply
Apply to be a VC partner: /contact
Blog: /blog
Bolna handles 500,000+ daily voice calls across Indian languages with Cartesia's low-latency infrastructure. See how they scaled production-grade voice AI.: /customers/bolna
Careers: /careers
Contact Sales: /contact
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Healthcare: /industries/healthcare
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Ink: /ink
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Learn: /learn
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Sonic: /sonic
Speech Synthesis: /product/speech-synthesis
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Status: https://status.cartesia.ai/
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Tavus chose Cartesia's Sonic model as the cornerstone of their voice generation system. Sonic's state space model capabilities aligned perfectly with Tavus's need for high-quality, low-latency voice generation.: /customers/tavus
Terms of service: /legal/terms
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Text to Speech API: /product/python-text-to-speech-api-tts
Trust Center: https://trust.cartesia.ai
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[content]
Cartesia | Cartesia Startups Grant: 12 months of free voice AI
Products
Resources
Languages
Customers
Pricing
Contact Sales
Try Cartesia
Try Cartesia
Products
Sonic
Text to speech
Ink
Speech to text
Line
Voice agents
Resources
Explore
Docs
Blog
Startups
Trust Center
Company
About
Careers
Research
Events
Languages
Customers
Pricing
Contact Sales
Try Cartesia
Startups
Your
startup's voice
starts here.
The fastest voice AI, free for founders. Get the full Cartesia stack: Sonic, Ink, and Line to build, test, and launch real-time voice without cost getting in the way.
Apply for Startups Grant
Everything
you need to build, on us.
12 months free
A full year on the complete Cartesia stack to build, test, and launch your product.
Scale-tier benefits
2× rollover so nothing goes to waste, and high concurrency limits so you can grow without hitting a wall.
96M credits a year
8M credits for Sonic & Ink every month, plus $300/mo in agent credits. Over $8,000 in total value to put straight into building.
Join the teams making the
switch to Cartesia
Ranked #1
in Speech Arena leaderboard & Speech to Text leaderboard by Artificial Analysis
How it works
Step 1: Apply
Tell us about what you're building, your team, and where you're headed. Takes a few minutes.
Step 2: Get accepted
We review fast: you'll hear back within a week.
Step 3: Build
We send you a coupon code to apply credits to your account, and you start shipping.
Apply for Startups Grant
Built on
Cartesia
.
See how founders are using real-time voice to build something new.
Read all stories
Bolna handles 500,000+ daily voice calls across Indian languages with Cartesia's low-latency infrastructure. See how they scaled production-grade voice AI.
How natural voice AI handled 21,000+ crisis calls at 100% uptime—with callers thanking the agent and telling it to have a nice day
How India's leading voice AI platform for lending and insurance drives a 42% lift in loan journey completions with Cartesia's speed and reliability
Tavus chose Cartesia's Sonic model as the cornerstone of their voice generation system. Sonic's state space model capabilities aligned perfectly with Tavus's need for high-quality, low-latency voice generation.
The
best founders
, backed by the
best funds
, build on Cartesia.
Perks of being a VC partner
Fast-tracked grant approval for your portfolio companies
Cartesia credits for your founders
Invites to founder events and dinners
Early access to new models and product
Apply to be a VC partner
Every layer of the Voice Stack,
free for startups
Apply for Startups Grant
Voice cloning
Give your product a voice that's truly its own.
42 languages
Go global from day one.
Self-hosting
Run Cartesia in your own environment when you need full control.
FAQs
Architecting AI that learns and interacts like humans.
Status
Products
Sonic
Ink
Agents
Company
About
Careers
Legal
Terms of service
Privacy
Acceptable use
Cookie settings
Resources
Blog
Customers
Docs
Events
Learn
Pricing
Research
Status
Support
Trust Center
Solutions
Customer service
Localization
Recruiting
Finance
Healthcare
Capabilities
AI Voice Generator
Voice Cloning
Text to Speech API
Voice Changer
AI Voiceover
AI Dubbing
Speech Synthesis
Voice Conversion
AI Voice Enhancer
Text to MP3
Voice Reader
Products
Sonic
Ink
Agents
Solutions
Customer service
Localization
Recruiting
Finance
Healthcare
Capabilities
AI Voice Generator
Voice Cloning
Text to Speech API
Voice Changer
AI Voiceover
AI Dubbing
Speech Synthesis
Voice Conversion
AI Voice Enhancer
Text to MP3
Voice Reader
Resources
Blog
Customers
Docs
Events
Learn
Pricing
Research
Status
Support
Trust Center
Company
About
Careers
Legal
Terms of service
Privacy
Acceptable use
Cookie settings
Talk to voice agent
