{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://git.lukehemmin.com/lukehemmin/luke_scribe/docs/schemas/transcript-result-v1.schema.json",
  "title": "TranscriptResult v1",
  "type": "object",
  "required": ["schema_version", "status"],
  "properties": {
    "schema_version": { "const": "1.0" },
    "status": { "enum": ["completed", "failed", "cancelled"] },
    "source": {
      "type": "object",
      "properties": {
        "name": { "type": "string" },
        "codec": { "type": ["string", "null"] },
        "size_bytes": { "type": ["integer", "null"] }
      }
    },
    "normalized_audio": {
      "type": "object",
      "properties": {
        "duration_sec": { "type": "number", "exclusiveMinimum": 0 },
        "audio_format": { "type": "string" },
        "sample_rate": { "type": "integer" },
        "channels": { "type": "integer" }
      }
    },
    "execution": {
      "type": "object",
      "properties": {
        "model": { "type": "string" },
        "device": { "type": "string" },
        "compute_type": { "type": "string" },
        "language_requested": { "type": ["string", "null"] },
        "language_detected": { "type": ["string", "null"] },
        "language_detection_confidence": { "type": ["number", "null"] },
        "model_used": { "type": ["string", "null"] },
        "compute_type_used": { "type": ["string", "null"] },
        "downgrade_attempts": { "type": "integer" },
        "capability_tier": { "type": ["string", "null"] }
      }
    },
    "timings": {
      "type": "object",
      "properties": {
        "model_load_sec": { "type": ["number", "null"] },
        "transcription_sec": { "type": ["number", "null"] },
        "ingest_sec": { "type": ["number", "null"] },
        "postprocess_sec": { "type": ["number", "null"] },
        "rtf": { "type": ["number", "null"] }
      }
    },
    "text": { "type": "string" },
    "segments": {
      "type": "array",
      "items": {
        "type": "object",
        "required": ["index", "start", "end", "text"],
        "properties": {
          "index": { "type": "integer", "minimum": 0 },
          "start": { "type": "number", "minimum": 0 },
          "end": { "type": "number", "minimum": 0 },
          "text": { "type": "string" },
          "avg_logprob": { "type": ["number", "null"] },
          "no_speech_prob": { "type": ["number", "null"] },
          "confidence": { "type": ["number", "null"] },
          "words": { "type": ["array", "null"] },
          "speaker": { "type": ["string", "null"] }
        }
      }
    },
    "warnings": { "type": "array", "items": { "type": "string" } },
    "error": {
      "type": "object",
      "properties": {
        "code": { "type": "string" },
        "message": { "type": "string" },
        "retryable": { "type": "boolean" }
      }
    },
    "postprocessing": { "type": ["object", "null"] },
    "entities": { "type": ["array", "null"] }
  }
}