# `Telemetry.Metrics.Sum`
[🔗](https://github.com/beam-telemetry/telemetry_metrics/blob/v1.2.0/lib/telemetry_metrics/sum.ex#L1)

Defines a specification of sum metric.

# `t`

```elixir
@type t() :: %Telemetry.Metrics.Sum{
  description: Telemetry.Metrics.description(),
  event_name: :telemetry.event_name(),
  keep: Telemetry.Metrics.keep(),
  measurement: Telemetry.Metrics.measurement(),
  name: Telemetry.Metrics.normalized_metric_name(),
  reporter_options: Telemetry.Metrics.reporter_options(),
  tag_values: Telemetry.Metrics.tag_values(),
  tags: Telemetry.Metrics.tags(),
  unit: Telemetry.Metrics.unit()
}
```

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*Consult [api-reference.md](api-reference.md) for complete listing*