Voice AI,
built to run anywhere.

Voice AI,
built to run anywhere.

Neuphonic gives you fast, private, human-like speech AI

that runs locally, on-prem, or wherever your product needs it.

Neuphonic gives you fast, private, human-like speech AI that runs locally, on-prem, or wherever your product needs it.

Try a voice. Sign in to keep creating.
Latency (TTFAB) —

API Playground

Run On-Device

Deploy On-Prem

Hear it in milliseconds.

Type your text, choose a voice, and generate natural speech across 37 languages. Explore expressive voices and voice cloning before writing a line of code.

Human-like, low-latency speech

Multilingual voices

Instant voice cloning

Try a voice. Sign in to keep creating.
Latency (TTFAB) —

API Playground

Run On-Device

Deploy On-Prem

Hear it in milliseconds.

Type your text, choose a voice, and generate natural speech across 37 languages. Explore expressive voices and voice cloning before writing a line of code.

Human-like, low-latency speech

Multilingual voices

Instant voice cloning

Try a voice. Sign in to keep creating.
Latency (TTFAB) —

API Playground

Run On-Device

Deploy On-Prem

Hear it in milliseconds.

Type your text, choose a voice, and generate natural speech across 37 languages. Explore expressive voices and voice cloning before writing a line of code.

Human-like, low-latency speech

Multilingual voices

Instant voice cloning

Built for teams shaping the future


Built for teams shaping the future


Narration powered by Neuphonic

Narration powered by Neuphonic

Narration powered by Neuphonic

The voice stack, on your terms.

The voice stack, on your terms.

0.1

Voice Cloning

Clone a voice in seconds.

Create natural, expressive voices from a short sample and use them across your product.

0.1

Voice Cloning

Clone a voice in seconds.

Create natural, expressive voices from a short sample and use them across your product.

0.2

Open Source

Open models. Yours to run.

Build with open speech models you can inspect, adapt, and deploy on your own terms.

0.2

Open Source

Open models. Yours to run.

Build with open speech models you can inspect, adapt, and deploy on your own terms.

0.3

CPU Native

No GPU required.

Run real-time speech generation on everyday hardware, from edge devices to private servers.

0.3

CPU Native

No GPU required.

Run real-time speech generation on everyday hardware, from edge devices to private servers.

0.1

Voice Cloning

Clone a voice in seconds.

Create natural, expressive voices from a short sample and use them across your product.

0.2

Open Source

Open models. Yours to run.

Build with open speech models you can inspect, adapt, and deploy on your own terms.

0.3

CPU Native

No GPU required.

Run real-time speech generation on everyday hardware, from edge devices to private servers.

Hear what we’ve been building.

Hear what we’ve been building.

Sound on to hear the difference.

Sound on to hear the difference.

Feature

Specification

#Params (Active)

~60M

CPU Threads

2

Audio Generation RTF

2x

Voice Cloning

Yes

Languages

English, Spanish, German, French, Japanese, Korean, Chinese

API

NeuTTS-2M

NeuTTS-2M Demo

Feature

Specification

#Params (Active)

~60M

CPU Threads

2

Audio Generation RTF

2x

Voice Cloning

Yes

Languages

English, Spanish, German, French, Japanese, Korean, Chinese

API

NeuTTS-2M

NeuTTS-2M Demo

Feature

Specification

#Params (Active)

~60M

CPU Threads

2

Audio Generation RTF

2x

Voice Cloning

Yes

Languages

English, Spanish, German, French, Japanese, Korean, Chinese

API

NeuTTS-2M

NeuTTS-2M Demo

Your transfer is ready to review. The amount is two hundred and fifty pounds.Your driver is eight minutes away and will meet you at the main entrance.You've been working on that for a while. Want to tell me what you're stuck on?You have three unread messages. The first is from Alex and arrived five minutes ago.Almost right. Try thinking about what happens to the denominator first.That size is out of stock here, but I found it at another location nearby.The next available appointment is Tuesday at 10:15. Shall I reserve it?The front door is locked, the lights are off, and the heating is set to eighteen degrees.There's heavy traffic ahead. I found a faster route that saves twelve minutes.You made it back alive. Good. There's something you need to see beyond the northern gate.I found the issue with your order. I can replace it or issue a refund now.Your flight leaves at 9:20. I'd recommend leaving for the airport in about forty minutes.Your room is ready, and I can also arrange a late checkout for tomorrow.I've found a table for two at 7:30 tonight. Would you like me to book it?Hi, I can help you reschedule your appointment or answer any questions you have.
Your transfer is ready to review. The amount is two hundred and fifty pounds.Your driver is eight minutes away and will meet you at the main entrance.You've been working on that for a while. Want to tell me what you're stuck on?You have three unread messages. The first is from Alex and arrived five minutes ago.Almost right. Try thinking about what happens to the denominator first.That size is out of stock here, but I found it at another location nearby.The next available appointment is Tuesday at 10:15. Shall I reserve it?The front door is locked, the lights are off, and the heating is set to eighteen degrees.There's heavy traffic ahead. I found a faster route that saves twelve minutes.You made it back alive. Good. There's something you need to see beyond the northern gate.I found the issue with your order. I can replace it or issue a refund now.Your flight leaves at 9:20. I'd recommend leaving for the airport in about forty minutes.Your room is ready, and I can also arrange a late checkout for tomorrow.I've found a table for two at 7:30 tonight. Would you like me to book it?Hi, I can help you reschedule your appointment or answer any questions you have.
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Your transfer is ready to review. The amount is two hundred and fifty pounds.Your driver is eight minutes away and will meet you at the main entrance.You've been working on that for a while. Want to tell me what you're stuck on?You have three unread messages. The first is from Alex and arrived five minutes ago.Almost right. Try thinking about what happens to the denominator first.That size is out of stock here, but I found it at another location nearby.The next available appointment is Tuesday at 10:15. Shall I reserve it?The front door is locked, the lights are off, and the heating is set to eighteen degrees.There's heavy traffic ahead. I found a faster route that saves twelve minutes.You made it back alive. Good. There's something you need to see beyond the northern gate.I found the issue with your order. I can replace it or issue a refund now.Your flight leaves at 9:20. I'd recommend leaving for the airport in about forty minutes.Your room is ready, and I can also arrange a late checkout for tomorrow.I've found a table for two at 7:30 tonight. Would you like me to book it?Hi, I can help you reschedule your appointment or answer any questions you have.
Your transfer is ready to review. The amount is two hundred and fifty pounds.Your driver is eight minutes away and will meet you at the main entrance.You've been working on that for a while. Want to tell me what you're stuck on?You have three unread messages. The first is from Alex and arrived five minutes ago.Almost right. Try thinking about what happens to the denominator first.That size is out of stock here, but I found it at another location nearby.The next available appointment is Tuesday at 10:15. Shall I reserve it?The front door is locked, the lights are off, and the heating is set to eighteen degrees.There's heavy traffic ahead. I found a faster route that saves twelve minutes.You made it back alive. Good. There's something you need to see beyond the northern gate.I found the issue with your order. I can replace it or issue a refund now.Your flight leaves at 9:20. I'd recommend leaving for the airport in about forty minutes.Your room is ready, and I can also arrange a late checkout for tomorrow.I've found a table for two at 7:30 tonight. Would you like me to book it?Hi, I can help you reschedule your appointment or answer any questions you have.
Logo
Your transfer is ready to review. The amount is two hundred and fifty pounds.Your driver is eight minutes away and will meet you at the main entrance.You've been working on that for a while. Want to tell me what you're stuck on?You have three unread messages. The first is from Alex and arrived five minutes ago.Almost right. Try thinking about what happens to the denominator first.That size is out of stock here, but I found it at another location nearby.The next available appointment is Tuesday at 10:15. Shall I reserve it?The front door is locked, the lights are off, and the heating is set to eighteen degrees.There's heavy traffic ahead. I found a faster route that saves twelve minutes.You made it back alive. Good. There's something you need to see beyond the northern gate.I found the issue with your order. I can replace it or issue a refund now.Your flight leaves at 9:20. I'd recommend leaving for the airport in about forty minutes.Your room is ready, and I can also arrange a late checkout for tomorrow.I've found a table for two at 7:30 tonight. Would you like me to book it?Hi, I can help you reschedule your appointment or answer any questions you have.
Your transfer is ready to review. The amount is two hundred and fifty pounds.Your driver is eight minutes away and will meet you at the main entrance.You've been working on that for a while. Want to tell me what you're stuck on?You have three unread messages. The first is from Alex and arrived five minutes ago.Almost right. Try thinking about what happens to the denominator first.That size is out of stock here, but I found it at another location nearby.The next available appointment is Tuesday at 10:15. Shall I reserve it?The front door is locked, the lights are off, and the heating is set to eighteen degrees.There's heavy traffic ahead. I found a faster route that saves twelve minutes.You made it back alive. Good. There's something you need to see beyond the northern gate.I found the issue with your order. I can replace it or issue a refund now.Your flight leaves at 9:20. I'd recommend leaving for the airport in about forty minutes.Your room is ready, and I can also arrange a late checkout for tomorrow.I've found a table for two at 7:30 tonight. Would you like me to book it?Hi, I can help you reschedule your appointment or answer any questions you have.
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Get in touch to integrate voice AI
into your system.

Get in touch to integrate voice AI
into your system.

Get in touch to
integrate voice AI
into your system.

Have something in mind?

Have something in mind?

Generate natural speech in seconds with our API.

Choose a voice, test 37 languages, and hear the result instantly.

Generate natural speech in seconds with our API. Choose a voice, test 37 languages, and hear the result instantly.

Generate natural speech in seconds with our API.

Choose a voice, test 37 languages,

and hear the result instantly.

Models

Solutions

Resources