API v2.4 — Realtime streaming support

Convert text to natural voice

Advanced AI technology with 50+ natural voices. Supports Vietnamese and 600+ languages. Integrate the API in 5 minutes.

Free 500,000 characters/month
No credit card required
2.4M+
Requests per day
99.97%
Uptime SLA
127ms
Average latency
1,200+
Businesses trust us

Trusted by leading companies in Vietnam

FPT Software
VNG
Tiki
MoMo
VinAI
Zalo
VNPT
Viettel
FPT Software
VNG
Tiki
MoMo
VinAI
Zalo
VNPT
Viettel
Features

Everything you need for voice AI

From prototype to production — a single platform for all your text-to-speech needs.

50+ natural voices

Diverse male and female voices with authentic emotions. Supports Northern, Central, and Southern accents.

600+ languages

Vietnamese, English, Japanese, Korean, Chinese and many more with native-quality pronunciation.

Ultra-low latency

Realtime streaming with latency under 150ms. Perfect for chatbot and virtual assistant applications.

Simple API

RESTful API with SDKs for Python, Node.js, Go. Integrate in just a few lines of code.

Data security

End-to-end encryption, no text content stored. GDPR compliant and ISO 27001 certified.

Flexible customization

Adjust speed, pitch, and intonation. SSML markup support for fine-grained control.

Integration

A few lines of code, ready to go

Official SDKs for Python, Node.js, Go. Or call directly via REST API.

python
from doratts import DoraTTS

# Initialize client
client = DoraTTS(api_key="dora_sk_...")

# Convert text → speech
audio = client.synthesize(
  text="Xin chào Việt Nam",
  voice="vi-female-01",
  format="mp3"
)

audio.save("output.mp3")
curl
curl -X POST \
  https://api.doratts.vn/v2/synthesize \
  -H "Authorization: Bearer dora_sk_..." \
  -H "Content-Type: application/json" \
  -d '{
    "text": "Xin chào",
    "voice": "vi-female-01",
    "format": "mp3"
  }' \
  -o output.mp3

Ready to integrate voice AI?

Sign up free and start converting text to speech in minutes. No credit card required.