config.example.json

{
  "_comment": "Copy to config.json and edit. Never put a token in here: secrets come from the environment or from IVR_SECRETS_DIR. Loading a config that contains a secret key is refused on purpose.",

  "language": "fa",
  "chat_model": "gpt-4o",
  "stt_model": "gpt-4o-transcribe",
  "tts_model": "gpt-4o-mini-tts",
  "tts_voice": "marin",

  "audio_format": "aac",
  "audio_extension": "m4a",

  "public_dir": "./public-audio",
  "public_url": "https://your-domain.example/ig-audio",
  "retention_days": 3,

  "answer_with_voice": true,
  "max_answer_chars": 600,
  "tts_char_cap": 1400,
  "max_voice_per_run": 6,
  "human_hold_minutes": 30,

  "blocklist": [],

  "spoken_signature": "من دستیار هوشمند گلستان هستم، روباتی که شبانه‌روز بیدار است.",

  "spellings": {
    "ربات": "روبات"
  },

  "system_prompt_file": "./kb.example.txt",
  "voice_brief": "This answer will be heard, not read. Two or three sentences at most. Answer only what was asked. No lists and no numbering.",

  "bind_host": "127.0.0.1",
  "bind_port": 8720,
  "state_dir": "./state"
}