# forge.alerts.alert

```python
forge.alerts.alert(message: str, /, *, bar: int | None = None, frequency: str = 'bar_close') -> None
```

Raise an alert from ``on_bar``, or from ``calculate`` with ``bar=``.

There is no way to say who is told: only the person who armed the alert hears it.

Since Forge API 1.