{
  "dateModified": "2026-06-03T03:40:29.050Z",
  "tts": {
    "engines": [
      "Google Cloud TTS Neural2 (th-TH-Neural2-C)",
      "AWS Polly Neural (Niwat)",
      "Azure Cognitive (Premwadee)"
    ],
    "offline": "Coqui XTTS-v2 self-hosted for PDPA-sensitive flows"
  },
  "stt": {
    "engines": [
      "Whisper large-v3-turbo (Thai WER 6.8%)",
      "Google STT chirp-2",
      "AWS Transcribe (th-TH)"
    ],
    "realtime": "WebSocket streaming, <300ms latency"
  },
  "use": "Read-aloud for every page, voice-input for forms, voice notary attestation (with second-channel verification)."
}