{
  "schema_version": 1,
  "product": "Omni",
  "verification": {
    "basis": "source contract",
    "production_verified_at": null,
    "instruction": "Require effective session acknowledgement; older releases omit additive fields."
  },
  "controls": {
    "endpointing_ms": {
      "transport": [
        "configure"
      ],
      "type": "number",
      "range": [
        50,
        5000
      ],
      "units": "ms",
      "default": "serving/language policy",
      "ack": "configured.endpointing_ms",
      "fallback": "finite values clamped; invalid types/non-finite values reject frame",
      "language_tier": "independent of synthesis tier; served language policy applies"
    },
    "idle_check_in": {
      "transport": [
        "agent",
        "configure"
      ],
      "type": "string",
      "values": [
        "auto",
        "patient",
        "off"
      ],
      "default": "auto; support agent role patient; inline wins",
      "units": null,
      "ack": [
        "configured.idle_check_in",
        "configured.idle_check_in_enabled",
        "configured.idle_check_in_thresholds_s"
      ],
      "fallback": "serving policy may disable; invalid enum rejects frame",
      "language_tier": "independent of synthesis tier; not a localized-phrase quality guarantee"
    },
    "barge_sensitivity": {
      "supported": false,
      "transport": [
        "agent compatibility storage"
      ],
      "ack": "configured.conversation_controls.barge_sensitivity",
      "fallback": "automatic interruption policy; inline field listed in ignored_fields"
    },
    "custom_idle_schedule": {
      "supported": false,
      "includes": [
        "custom phrases",
        "arbitrary repeat count",
        "custom delays",
        "final hang-up"
      ]
    },
    "voice_instruct": {
      "transport": [
        "agent",
        "configure"
      ],
      "type": "string",
      "max_length": 200,
      "units": "characters",
      "default": "Agent delivery default or neutral inline context",
      "ack": "configured.voice_instruct_supported",
      "fallback": "voice_capabilities may revoke after synthesis fallback",
      "language_tier": "English Natural; require runtime support acknowledgement"
    }
  },
  "products_not_covered": [
    "Hear streaming",
    "Speak streaming"
  ],
  "unknown_fields": "Legacy no-op; ignored_fields lists only deprecated barge_sensitivity and ack_mode."
}