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[Home](./index.md) &gt; [three-loader-3dtiles](./three-loader-3dtiles.md) &gt; [LoaderOptions](./three-loader-3dtiles.loaderoptions.md) &gt; [cesiumIONToken](./three-loader-3dtiles.loaderoptions.cesiumiontoken.md)

## LoaderOptions.cesiumIONToken property

A Cesium ION access token when loading tilesets from Cesium ION.

<b>Signature:</b>

```typescript
cesiumIONToken?: string;
```
