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+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
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+[Home](./index.md) &gt; [bitburner](./bitburner.md) &gt; [HackNet](./bitburner.hacknet.md) &gt; [getCacheUpgradeCost](./bitburner.hacknet.getcacheupgradecost.md)
+
+## HackNet.getCacheUpgradeCost() method
+
+This function is only applicable for Hacknet Servers (the upgraded version of a Hacknet Node).
+
+Returns the cost of upgrading the cache level of the specified Hacknet Server by n.
+
+If an invalid value for n is provided, then this function returns 0. If the specified Hacknet Node is already at max level, then Infinity is returned.
+
+<b>Signature:</b>
+
+```typescript
+getCacheUpgradeCost(index: number, n: number): number;
+```
+
+## Parameters
+
+|  Parameter | Type | Description |
+|  --- | --- | --- |
+|  index | number | Index/Identifier of Hacknet Node. |
+|  n | number | Number of times to upgrade cache. Must be positive. Rounded to nearest integer. |
+
+<b>Returns:</b>
+
+number
+
+Cost of upgrading the specified Hacknet Node's cache.
+
+## Remarks
+
+0 GB
+