{
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    "title": "YouTube Transcript API - RAG Chapters, Summary & Chunks",
    "description": "Turn any YouTube video, playlist, or channel into RAG-ready data: clean transcript, timestamped segments, AI chapters, summary, key quotes, and embeddings-ready chunks. Built for AI agents and RAG pipelines.",
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  "components": {
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        "type": "object",
        "required": [
          "urls"
        ],
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            "title": "YouTube URLs or video IDs",
            "type": "array",
            "description": "Video, playlist, or channel URLs (or bare 11-char video IDs). Playlists and channels are auto-expanded into their videos (up to 'Max videos per source').",
            "items": {
              "type": "string"
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          },
          "language": {
            "title": "Preferred caption language",
            "type": "string",
            "description": "ISO language code (e.g. 'en', 'es', 'de'). Falls back to the first available track.",
            "default": "en"
          },
          "outputFormats": {
            "title": "Output formats",
            "type": "array",
            "description": "Which serialisations to include per video. Allowed values: text, json, srt, vtt, chunks.",
            "default": [
              "text",
              "json",
              "chunks"
            ],
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              "type": "string"
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          },
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          },
          "includeSummary": {
            "title": "Generate summary (AI)",
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          },
          "includeKeyQuotes": {
            "title": "Extract key quotes (AI)",
            "type": "boolean",
            "description": "Use AI to extract notable timestamped quotes.",
            "default": true
          },
          "chunkSize": {
            "title": "Chunk size (tokens)",
            "minimum": 128,
            "maximum": 2048,
            "type": "integer",
            "description": "Target token count per embeddings-ready chunk (cl100k_base).",
            "default": 512
          },
          "chunkOverlap": {
            "title": "Chunk overlap (tokens)",
            "minimum": 0,
            "maximum": 512,
            "type": "integer",
            "description": "Token overlap between consecutive chunks (set 0 to disable).",
            "default": 64
          },
          "maxVideos": {
            "title": "Max videos per source",
            "minimum": 1,
            "maximum": 1000,
            "type": "integer",
            "description": "Cap on how many videos each playlist/channel URL expands to.",
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          },
          "incrementalMode": {
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            "type": "boolean",
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            "default": false
          },
          "proxyConfiguration": {
            "title": "Proxy configuration",
            "type": "object",
            "description": "Residential proxies strongly recommended — YouTube blocks datacenter IPs.",
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              "useApifyProxy": true,
              "apifyProxyGroups": [
                "RESIDENTIAL"
              ]
            }
          }
        }
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                  "userAgent": {
                    "type": "string"
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                }
              },
              "stats": {
                "type": "object",
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              },
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                  "timeoutSecs": {
                    "type": "integer",
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                  },
                  "memoryMbytes": {
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