GetMetricStatisticsInput

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://artifacts.apis.io/amazon-cloudwatch/json-schema/amazon-cloudwatch-get-metric-statistics-input-schema.json",
  "title": "GetMetricStatisticsInput",
  "x-generated": "2026-11-11",
  "x-method": "derived",
  "x-generator": "derive-json-schema.py",
  "x-source": "openapi/amazon-cloudwatch-amazon-cloudwatch-api-api-openapi.yml#/components/schemas/GetMetricStatisticsInput",
  "type": "object",
  "properties": {
    "Namespace": {
      "type": "string",
      "description": "The namespace of the metric, with or without spaces."
    },
    "MetricName": {
      "type": "string",
      "description": "The name of the metric, with or without spaces."
    },
    "Dimensions": {
      "type": "array",
      "items": {
        "$ref": "#/$defs/Dimension"
      },
      "description": "The dimensions. If the metric contains multiple dimensions, you must include a value for each dimension. CloudWatch treats each unique combination of dimensions as a separate metric. If a specific combination of dimensions was not published, you can't retrieve statistics for it. You must specify the same dimensions that were used when the metrics were created. For an example, see Dimension Combinations in the Amazon CloudWatch User Guide. For more information about specifying dimensions, see Publishing Metrics in the Amazon CloudWatch User Guide."
    },
    "StartTime": {
      "type": "string",
      "format": "date-time",
      "description": "The time stamp that determines the first data point to return. Start times are evaluated relative to the time that CloudWatch receives the request. The value specified is inclusive; results include data points with the specified time stamp. In a raw HTTP query, the time stamp must be in ISO 8601 UTC format (for example, 2016-10-03T23:00:00Z). CloudWatch rounds the specified time stamp as follows: Start time less than 15 days ago - Round down to the nearest whole minute. For example, 12:32:34 is rounded down to 12:32:00. Start time between 15 and 63 days ago - Round down to the nearest 5-minute"
    },
    "EndTime": {
      "type": "string",
      "format": "date-time",
      "description": "The time stamp that determines the last data point to return. The value specified is exclusive; results include data points up to the specified time stamp. In a raw HTTP query, the time stamp must be in ISO 8601 UTC format (for example, 2016-10-10T23:00:00Z)."
    },
    "Period": {
      "type": "integer",
      "description": "The granularity, in seconds, of the returned data points. For metrics with regular resolution, a period can be as short as one minute (60 seconds) and must be a multiple of 60. For high-resolution metrics that are collected at intervals of less than one minute, the period can be 1, 5, 10, 20, 30, 60, or any multiple of 60. High-resolution metrics are those metrics stored by a PutMetricData call that includes a StorageResolution of 1 second. If the StartTime parameter specifies a time stamp that is greater than 3 hours ago, you must specify the period as follows or no data points in that time r"
    },
    "Statistics": {
      "type": "array",
      "items": {
        "type": "string",
        "enum": [
          "SampleCount",
          "Average",
          "Sum",
          "Minimum",
          "Maximum"
        ]
      },
      "description": "The metric statistics, other than percentile. For percentile statistics, use ExtendedStatistics. When calling GetMetricStatistics, you must specify either Statistics or ExtendedStatistics, but not both."
    },
    "ExtendedStatistics": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "description": "The percentile statistics. Specify values between p0.0 and p100. When calling GetMetricStatistics, you must specify either Statistics or ExtendedStatistics, but not both. Percentile statistics are not available for metrics when any of the metric values are negative numbers."
    },
    "Unit": {
      "type": "string",
      "enum": [
        "Seconds",
        "Microseconds",
        "Milliseconds",
        "Bytes",
        "Kilobytes",
        "Megabytes",
        "Gigabytes",
        "Terabytes",
        "Bits",
        "Kilobits",
        "Megabits",
        "Gigabits",
        "Terabits",
        "Percent",
        "Count",
        "Bytes/Second",
        "Kilobytes/Second",
        "Megabytes/Second",
        "Gigabytes/Second",
        "Terabytes/Second",
        "Bits/Second",
        "Kilobits/Second",
        "Megabits/Second",
        "Gigabits/Second",
        "Terabits/Second",
        "Count/Second",
        "None"
      ],
      "description": "The unit for a given metric. If you omit Unit, all data that was collected with any unit is returned, along with the corresponding units that were specified when the data was reported to CloudWatch. If you specify a unit, the operation returns only data that was collected with that unit specified. If you specify a unit that does not match the data collected, the results of the operation are null. CloudWatch does not perform unit conversions."
    }
  },
  "required": [
    "Namespace",
    "MetricName",
    "StartTime",
    "EndTime",
    "Period"
  ],
  "$defs": {
    "Dimension": {
      "type": "object",
      "properties": {
        "Name": {
          "type": "string",
          "description": "The name of the dimension. Dimension names must contain only ASCII characters, must include at least one non-whitespace character, and cannot start with a colon (:). ASCII control characters are not supported as part of dimension names."
        },
        "Value": {
          "type": "string",
          "description": "The value of the dimension. Dimension values must contain only ASCII characters and must include at least one non-whitespace character. ASCII control characters are not supported as part of dimension values."
        }
      },
      "required": [
        "Name",
        "Value"
      ]
    }
  }
}