{
  "openapi": "3.0.1",
  "info": {
    "title": "Dataset Drift Monitor",
    "description": "Scheduled scraper ran successfully, but did the output quietly change? Compare the current dataset shape with the latest baseline for count, field, missing-rate, and type-distribution drift.",
    "version": "0.1",
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  "components": {
    "schemas": {
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        "type": "object",
        "properties": {
          "datasetId": {
            "title": "Dataset ID",
            "type": "string",
            "description": "Dataset ID to read through the platform API."
          },
          "runId": {
            "title": "Actor run ID",
            "type": "string",
            "description": "Actor run ID. The monitor resolves its default dataset ID."
          },
          "apiToken": {
            "title": "API token",
            "type": "string",
            "description": "Optional token for private datasets or runs. Sent in the Authorization header only and not stored in reports or state."
          },
          "items": {
            "title": "Submitted JSON items",
            "type": "array",
            "description": "Optional inline array of item objects. Use this when not reading from Apify API.",
            "items": {
              "type": "object"
            }
          },
          "dataJson": {
            "title": "Submitted JSON text",
            "type": "string",
            "description": "Optional JSON array, or an object with an items array."
          },
          "csvText": {
            "title": "Submitted CSV text",
            "type": "string",
            "description": "Optional CSV with a header row. Values are analyzed only as aggregate shape signals."
          },
          "baselineKey": {
            "title": "Stable baseline key",
            "type": "string",
            "description": "Stable identity used for repeated comparisons. Required for submitted data and recommended for runId-based checks."
          },
          "sampleLimit": {
            "title": "Sample limit",
            "minimum": 1,
            "maximum": 5000,
            "type": "integer",
            "description": "Maximum number of rows to sample from the current dataset. Keep the default small for scheduled runs.",
            "default": 200
          },
          "countDropRatio": {
            "title": "Record-count drop threshold",
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            "maximum": 0.95,
            "type": "number",
            "description": "Warn when record count drops by at least this ratio compared with the latest baseline.",
            "default": 0.25
          },
          "missingRateDelta": {
            "title": "Field missing-rate increase threshold",
            "minimum": 0.01,
            "maximum": 1,
            "type": "number",
            "description": "Warn when a field's missing rate increases by at least this absolute amount.",
            "default": 0.2
          },
          "typeShiftDelta": {
            "title": "Type-distribution shift threshold",
            "minimum": 0.01,
            "maximum": 1,
            "type": "number",
            "description": "Warn when a field's observed type distribution moves by at least this amount.",
            "default": 0.5
          },
          "stateStoreName": {
            "title": "State store name",
            "type": "string",
            "description": "Key-value store name for the latest compact baseline snapshot.",
            "default": "dataset-drift-monitor-state"
          }
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                "type": "string",
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                "type": "object",
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                    "type": "string",
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              },
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                }
              },
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                    "type": "string",
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                  "timeoutSecs": {
                    "type": "integer",
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                  "memoryMbytes": {
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                  "diskMbytes": {
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              },
              "buildId": {
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              "defaultKeyValueStoreId": {
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              "defaultDatasetId": {
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              "defaultRequestQueueId": {
                "type": "string"
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