# Get last MCI

### Example

```javascript
client.api.getLastMci(function(err, result) {
  console.log(result);
});
```

Try on [JSFiddle](https://jsfiddle.net/kzjy6s97/).

### Returns

```
2870575
```

### **Learn more**

* "5. The main chain" (page 8) <https://byteball.org/Byteball.pdf>