---
title: "GET /#Action=PutMetricData"
method: GET
path: "/#Action=PutMetricData"
---

# GET /#Action=PutMetricData

`GET /#Action=PutMetricData`

Publishes metric data points to Amazon CloudWatch. CloudWatch associates the data points with the specified metric. If the specified metric does not exist, CloudWatch creates the metric. When CloudWatch creates a metric, it can take up to fifteen minutes for the metric to appear in calls to [ListMetrics](https://docs.aws.amazon.com/AmazonCloudWatch/latest/APIReference/API_ListMetrics.html).

You can publish either individual data points in the `Value` field, or arrays of values and the number of times each value occurred during the period by using the `Values` and `Counts` fields in the `MetricDatum` structure. Using the `Values` and `Counts` method enables you to publish up to 150 values per metric with one `PutMetricData` request, and supports retrieving percentile statistics on this data.

Each `PutMetricData` request is limited to 1 MB in size for HTTP POST requests. You can send a payload compressed by gzip. Each request is also limited to no more than 1000 different metrics.

Although the `Value` parameter accepts numbers of type `Double`, CloudWatch rejects values that are either too small or too large. Values must be in the range of -2^360 to 2^360. In addition, special values (for example, NaN, +Infinity, -Infinity) are not supported.

You can use up to 30 dimensions per metric to further clarify what data the metric collects. Each dimension consists of a Name and Value pair. For more information about specifying dimensions, see [Publishing Metrics](https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/publishingMetrics.html) in the _Amazon CloudWatch User Guide_.

You specify the time stamp to be associated with each data point. You can specify time stamps that are as much as two weeks before the current date, and as much as 2 hours after the current day and time.

Data points with time stamps from 24 hours ago or longer can take at least 48 hours to become available for [GetMetricData](https://docs.aws.amazon.com/AmazonCloudWatch/latest/APIReference/API_GetMetricData.html) or [GetMetricStatistics](https://docs.aws.amazon.com/AmazonCloudWatch/latest/APIReference/API_GetMetricStatistics.html) from the time they are submitted. Data points with time stamps between 3 and 24 hours ago can take as much as 2 hours to become available for for [GetMetricData](https://docs.aws.amazon.com/AmazonCloudWatch/latest/APIReference/API_GetMetricData.html) or [GetMetricStatistics](https://docs.aws.amazon.com/AmazonCloudWatch/latest/APIReference/API_GetMetricStatistics.html).

CloudWatch needs raw data points to calculate percentile statistics. If you publish data using a statistic set instead, you can only retrieve percentile statistics for this data if one of the following conditions is true:

*   The `SampleCount` value of the statistic set is 1 and `Min`, `Max`, and `Sum` are all equal.
    
*   The `Min` and `Max` are equal, and `Sum` is equal to `Min` multiplied by `SampleCount`.

## Query parameters

- `Namespace` string, required
- `MetricData` MetricDatum[], required
  - `MetricName` string, required — The name of the metric.
  - `Dimensions` Dimension[] — The dimensions associated with the metric.
    - `Name` string, required — 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 (<code>:</code>). ASCII control characters are not supported as part of dimension names.
    - `Value` string, required — 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.
  - `Timestamp` string, date-time — The time the metric data was received, expressed as the number of milliseconds since Jan 1, 1970 00:00:00 UTC.
  - `Value` number, double — <p>The value for the metric.</p> <p>Although the parameter accepts numbers of type Double, CloudWatch rejects values that are either too small or too large. Values must be in the range of -2^360 to 2^360. In addition, special values (for example, NaN, +Infinity, -Infinity) are not supported.</p>
  - `StatisticValues` object — The statistical values for the metric.
    - `SampleCount` number, double, required — The number of samples used for the statistic set.
    - `Sum` number, double, required — The sum of values for the sample set.
    - `Minimum` number, double, required — The minimum value of the sample set.
    - `Maximum` number, double, required — The maximum value of the sample set.
  - `Values` DatapointValue[] — <p>Array of numbers representing the values for the metric during the period. Each unique value is listed just once in this array, and the corresponding number in the <code>Counts</code> array specifies the number of times that value occurred during the period. You can include up to 150 unique values in each <code>PutMetricData</code> action that specifies a <code>Values</code> array.</p> <p>Although the <code>Values</code> array accepts numbers of type <code>Double</code>, CloudWatch rejects values that are either too small or too large. Values must be in the range of -2^360 to 2^360. In addition, special values (for example, NaN, +Infinity, -Infinity) are not supported.</p>
  - `Counts` DatapointValue[] — <p>Array of numbers that is used along with the <code>Values</code> array. Each number in the <code>Count</code> array is the number of times the corresponding value in the <code>Values</code> array occurred during the period. </p> <p>If you omit the <code>Counts</code> array, the default of 1 is used as the value for each count. If you include a <code>Counts</code> array, it must include the same amount of values as the <code>Values</code> array.</p>
  - `Unit` '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' — <p>When you are using a <code>Put</code> operation, this defines what unit you want to use when storing the metric.</p> <p>In a <code>Get</code> operation, this displays the unit that is used for the metric.</p>
  - `StorageResolution` integer — <p>Valid values are 1 and 60. Setting this to 1 specifies this metric as a high-resolution metric, so that CloudWatch stores the metric with sub-minute resolution down to one second. Setting this to 60 specifies this metric as a regular-resolution metric, which CloudWatch stores at 1-minute resolution. Currently, high resolution is available only for custom metrics. For more information about high-resolution metrics, see <a href="https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/publishingMetrics.html#high-resolution-metrics">High-Resolution Metrics</a> in the <i>Amazon CloudWatch User Guide</i>. </p> <p>This field is optional, if you do not specify it the default of 60 is used.</p>
- `Action` 'PutMetricData', required
- `Version` '2010-08-01', required

## Response `200`

Success

## Other responses

- `480` — InvalidParameterValueException
- `481` — MissingRequiredParameterException
- `482` — InvalidParameterCombinationException
- `483` — InternalServiceFault

---

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