Natural Voices. Powerful API.

DAX Voice delivers human-quality text-to-speech for your applications — powered by open-source AI.

Request Early Access Listen to Voices

Meet the Voices

Six curated voices, each with a distinct personality. Natural, expressive, and designed for real-world applications.

Nova

Female

Warm & Confident

Our flagship voice. A natural presenter tone — warm, confident, polished. Ideal for product demos and narration.

Sage

Female

Calm & Instructional

Patient and clear. Perfect for tutorials, e-learning modules, and instructional content.

Atlas

Male

Authoritative

Professional and commanding. Built for corporate narration, announcements, and formal content.

Reed

Male

Conversational

Friendly and approachable. Great for chatbots, casual content, and interactive experiences.

Vera

Female

Energetic

Upbeat and motivational. Made for marketing, promos, and explainer videos.

Cole

Male

Deep & Measured

Rich and deliberate. Suited for documentary-style narration and long-form storytelling.

How It Works

Three steps. One API call. Natural speech.

Send Text

POST your text and select a voice via our REST API.

We Generate

Our F5-TTS engine synthesizes natural, human-quality speech in seconds.

Get Audio

Download your audio file — WAV or MP3, ready to use.

Capabilities

Everything you need to add natural voice to your application.

Natural English TTS

Human-quality speech trained on conversational data — not robotic audiobook narration.

6 Curated Voices

Distinct personalities for every use case — warm, authoritative, conversational, and more.

Simple REST API

One POST request to generate speech. JSON in, audio out. Integrate in minutes.

Batch Generation

Submit text, get a job ID, poll for completion. Built for production workloads.

On-Prem & Cloud

Same codebase deploys locally on your GPU or scales in the cloud. Your choice.

Open-Source Powered

Built on F5-TTS — MIT licensed. No vendor lock-in, full transparency.

API Preview

One API call to generate natural speech. Integrate in minutes.

import requests

response = requests.post(
    "https://api.voice.dax.studio/v1/tts/generate",
    headers={"Authorization": "Bearer YOUR_API_KEY"},
    json={
        "text": "Welcome to DAX Voice. Natural speech, powered by AI.",
        "voice": "nova",
        "format": "mp3"
    }
)

job = response.json()
print(f"Job ID: {job['id']}")
# Poll GET /v1/jobs/{id} until status is "completed"
# Download audio from GET /v1/jobs/{id}/audio

Full API documentation coming soon.

Request Early Access

DAX Voice is currently in private beta. Tell us about your use case and we'll get you set up.