---
title: Unified AI Engine
emoji: 🚀
colorFrom: blue
colorTo: purple
sdk: gradio
sdk_version: 5.9.1
app_file: app.py
pinned: false
---

# Unified AI Engine

Backend API for real-time multilingual translation with:
- 🎙️ Speech-to-Text (Whisper large-v3)
- 🌍 Translation (NLLB-200)  
- 🔊 Text-to-Speech (XTTS-v2 with voice cloning)

## API Endpoint

POST to `https://tgpro1-s2st.hf.space/` with JSON:

```json
{
  "action": "stt|translate|tts|health",
  "file": "base64_audio",  // for STT
  "text": "text to process",  // for translate/TTS
  "lang": "en",
  "target_lang": "fr",  // for translation
  "speaker_wav": "base64_audio"  // optional for voice cloning
}
```