youtube.use.x402atlas.com

{
  "properties": {
    "available_transcripts": {
      "description": "Every track this video offers; feed language_code/type/title back to fetch one. A language may appear twice — the authored track and the asr one.",
      "items": {
        "properties": {
          "language_code": {
            "type": "string"
          },
          "selected": {
            "description": "True on the track this response served",
            "type": "boolean"
          },
          "title": {
            "description": "Track title, on videos with named tracks",
            "type": "string"
          },
          "type": {
            "description": "asr on auto-generated tracks; absent on authored ones",
            "type": "string"
          }
        },
        "type": "object"
      },
      "type": "array"
    },
    "chapters": {
      "description": "Chapter markers; empty for videos without chapters",
      "items": {
        "properties": {
          "end_ms": {
            "type": "integer"
          },
          "start_ms": {
            "type": "integer"
          },
          "start_time_text": {
            "type": "string"
          },
          "title": {
            "type": "string"
          }
        },
        "type": "object"
      },
      "type": "array"
    },
    "language_code": {
      "description": "Language of the track actually served; omitted when the upstream identifies none — never an echo of the request",
      "type": "string"
    },
    "note": {
      "description": "Present only on the sample response (a call with no v): a hint that this is a canned example. The paid request ran; no upstream call was made.",
      "type": "string"
    },
    "queried_at": {
      "format": "date-time",
      "type": "string"
    },
    "segments": {
      "items": {
        "properties": {
          "end_ms": {
            "description": "Line end offset in milliseconds; absent on tracks that carry only starts",
            "type": "integer"
          },
          "start_ms": {
            "description": "Line start offset in milliseconds",
            "type": "integer"
          },
          "start_time_text": {
            "description": "Line start as displayed, e.g. 0:43",
            "type": "string"
          },
          "text": {
            "type": "string"
          }
        },
        "required": [
          "start_ms",
          "text"
        ],
        "type": "object"
      },
      "type": "array"
    },
    "text": {
      "description": "Whole transcript as one plain-text block",
      "type": "string"
    },
    "video_id": {
      "description": "Normalized 11-character video id",
      "type": "string"
    }
  },
  "required": [
    "video_id",
    "queried_at",
    "text",
    "segments",
    "chapters",
    "available_transcripts"
  ],
  "type": "object"
}