Neural Text-to-Speech
Natural Speech for Exceptional Experiences.
Customers hear your brand with every call. Make it clear, natural and consistently on-brand.

Why this matters
Robotic, inconsistent voice experiences weaken customer engagement. Instead deliver natural, clear text-to-speech interactions that connect.
Get the highlights
Capacity voice solutions in numbers
14.7B
ASR/transcription interactions
6.6B
Text to speech interactions
2.7B
Outbound calls automated
Try it yourself

Meet Carol
Capacity’s custom voice. She’s who you’ll hear when you call our systems. We thought you’d like to meet her.
Find your new favorite text-to-speech voice below.
Tell us which voice is your favorite!
Explore the features
Neural Speech Synthesis
Natural, human-like speech
AI-driven text-to-speech engine generates natural, human-like voices with precise tone and clarity.


Multilingual Voice Library
Multiple languages
Supports multiple languages with male and female voice options, enabling global customer communication with ease.
MRCP & gRPC API Integration
Contact center connections
Easily integrates with leading contact center platforms via MRCP or gRPC APIs to easily replace legacy TTS engines with modern neural TTS.

Webinar
Date: Thursday, April 17
Time: 10 AM CST
Ready to elevate your voice technology?
Dive into our new advancements in neural text-to-speech (TTS) and natural language understanding (NLU) in an exciting new webinar. Designed for natural, expressive, and highly adaptable voice interactions, these latest feature updates deliver intuitive support tools that are easy to integrate and scale.

End-to-End ASR Compatibility
Seamless ASR integration
Optimized to work natively with Capacity Automatic Speech Recognition (ASR) for real-time, bidirectional conversations.
Flexible Deployment Architecture
Deploy anywhere, your way
On-premise, private or public cloud, hybrid or Capacity-hosted SaaS deployments give you complete control over security, scalability and compliance.


Containerized Microservices
Scalable, flexible, rock solid
Containerized microservices enable independent, scalable components with built-in redundancy for uninterrupted, reliable performance.
Trusted by 19,000+ organizations



















Explore the Capacity platform
Frequently asked questions
What is Capacity Text-to-Speech (TTS)?
Capacity TTS is an advanced speech synthesis solution that converts written text into highly natural-sounding spoken speech, helping businesses deliver a consistent and engaging brand voice.
How does Capacity TTS create realistic voices?
Capacity TTS leverages neural TTS technology to capture the nuances of human speech, including tone, intonation, and pronunciation, resulting in more lifelike and engaging voice output.
What languages does Capacity TTS support?
It supports over twenty four languages & dialects, including variations of English, Spanish, French, and Portuguese, as well as other global languages.
Can I create a custom voice for my brand?
Yes, businesses can develop custom voices to match their brand identity, ensuring a unique and authentic auditory experience for their customers [link to custom voice page]
What integration options are available for Capacity TTS?
The solution integrates seamlessly with leading voice platforms via gRPC API and MRCP (versions 1 and 2). It can be dropped in as a replacement for other TTS engines with minimal effort.
How does Capacity TTS enhance IVR self-service?
By providing natural-sounding voices for interactive voice response (IVR) systems, it helps customers navigate self-service options more efficiently without requiring live agent support.
Can it be used for outbound customer communication?
Yes, businesses can use Capacity TTS for outbound calls, automated messages, and voicemail notifications to proactively engage customers with updates and reminders.
How does Capacity TTS work with Automatic Speech Recognition (ASR)?
It integrates effortlessly with ASR solutions, enabling two-way voice interactions that improve customer engagement and self-service experiences.
What deployment options are available?
Capacity TTS features a containerized microservice architecture, allowing businesses to deploy it on-premise, in public/private cloud stacks or in the Capacity SaaS environment, with scalability and redundancy.
How can I get started with Capacity TTS?
To learn more or integrate Capacity TTS into your systems, please contact the sales team at sales@capacity.com.
Get Started
Support your support team with Capacity’s AI powered Helpdesk