> ## Documentation Index
> Fetch the complete documentation index at: https://praison.ai/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Is Running • AI Agent SDK

> is_running: API reference for Heartbeat.is_running

# is\_running

Method

> This is a method of the [**Heartbeat**](https://praison.ai/docs/sdk/reference/praisonaiagents/classes/Heartbeat.md) class in the [**heartbeat**](https://praison.ai/docs/sdk/reference/praisonaiagents/modules/heartbeat.md) module.

## Signature

```python theme={"theme":{"light":"vitesse-light","dark":"vitesse-dark"}}
def is_running() -> bool
```

### Returns

**Returns** `bool`

The result of the operation.

## Used By

* [`fire_hook`](../functions/fire_hook)

## Source

> [card] [View on GitHub](https://github.com/MervinPraison/PraisonAI/blob/main/src/praisonai-agents/praisonaiagents/agent/heartbeat.py#L100)
>
> `praisonaiagents/agent/heartbeat.py` at line 100


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