> For the complete documentation index, see [llms.txt](https://obytejs.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://obytejs.com/0.1.17/api/core/heartbeat.md).

# Heartbeat

### Example

```javascript
client.api.heartbeat(function(err, result) {
  if (err) return console.error(err);
  console.log(result);
});
```

### Returns

```javascript
null
```