# `Parapet.Probe`
[🔗](https://github.com/szTheory/parapet/blob/v1.0.0/lib/parapet/probe.ex#L1)

Defines a behaviour for synthetic probes.

Probes are active checks that maintain SLO signal quality by running
periodic business logic.

> #### Experimental {: .warning}
>
> This module is **experimental** in v1.x. Its API may change in a minor release with a
> single-version notice in CHANGELOG.md. See
> [Stability & Deprecation Policy](stability.html) for details.

# `run`

```elixir
@callback run() :: :ok | {:error, term()}
```

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