🗣️ Thai Text-to-Speech (TTS)
Welcome to Thai Text-to-Speech API documentation. Our AI-powered service converts Thai and English text into natural-sounding speech with high accuracy and speed.
Choose Your Version
We offer two versions of our Text-to-Speech API to meet different needs:
🚀 Version 2 (Recommended)
Enhanced quality with POST-based API
- Voice: Kaitom V2 (น้องไข่ต้ม เวอร์ชั่น 2)
- Method: POST
- Output: WAV format
- Special Features:
- Improved speech naturalness
- Language mode selection (TH / TH_MIX_EN)
- Better Thai-English mixing
- Enhanced pronunciation
📖 View V2 Documentation →
📱 Version 1 (Legacy)
Simple GET-based API with multiple voices
- Voices:
- Kaitom V1 (เสียงน้องไข่ต้ม)
- Cee (เสียงคุณซี @ceemeagain)
- Method: GET
- Output: MP3/WAV format
- Special Features:
- Simple URL-based requests
- Two voice options
- Celebrity voice (Cee)
📖 View V1 Documentation →
Quick Comparison
| Feature | V1 (Legacy) | V2 (Recommended) |
|---|---|---|
| API Method | GET | POST |
| Voice Options | Kaitom V1, Cee | Kaitom V2 |
| Speech Quality | Good | Enhanced ✨ |
| Mixed Language | Supported | Improved support ✨ |
| Language Mode | Auto-detect | Selectable (TH / TH_MIX_EN) ✨ |
| Output Format | MP3/WAV | WAV |
| Integration | Very simple | Standard |
| Use Case | Quick integration, celebrity voice | Production apps, best quality |
Getting Started
-
Get an API Key
- Visit API Key Management to get your key
- Free trial credits available
-
Choose Your Version
- V2: For new projects and best quality
- V1: For simple integrations or if you need Cee voice
-
Start Building
- Follow the documentation for your chosen version
- Test with the interactive demo
- Integrate into your application
Common Use Cases
📚 E-Learning & Education
Convert text lessons into audio for better learning experiences.
- Recommended: V2 for best speech quality
🤖 Chatbots & Virtual Assistants
Add voice to your Thai chatbot or AI assistant.
- Recommended: V2 for natural conversations
📻 Content Creation
Generate voiceovers for videos, podcasts, or announcements.
- Recommended: V1 (Cee) for celebrity voice, V2 for general content
♿ Accessibility
Make content accessible to visually impaired users.
- Recommended: V2 for clarity and naturalness
📱 Mobile Apps
Add text-to-speech to your iOS/Android applications.
- Recommended: V2 for best user experience
Core Features
All versions include:
✅ Natural speech synthesis
✅ Thai-English mixed text support
✅ Fast processing (< 1 second)
✅ Number and date formatting
✅ Emoji support
✅ Currency value conversion
✅ GDPR & PDPA compliant
✅ No data retention
Pricing
Both versions use the same pricing model:
- Cost: 1 IC per 400 characters
- Free Trial: 100 IC credits for new users
- Volume Discounts: Available for large-scale usage
Need Help?
- 📖 Read the full documentation for V1 or V2
- 💬 Join our Discord community
- 📧 Contact us at sale@iapp.co.th
- 📞 Call us: 086-322-5858
API Endpoints Summary
Version 2 (POST)
POST https://api.iapp.co.th/v3/store/speech/text-to-speech/kaitom
Version 1 (GET)
GET https://api.iapp.co.th/v3/store/speech/text-to-speech/kaitom/v1
GET https://api.iapp.co.th/v3/store/speech/text-to-speech/cee
Ready to get started?