[Home](./index.md) > [bitburner](./bitburner.md) > [Hacknet](./bitburner.hacknet.md) > [purchaseNode](./bitburner.hacknet.purchasenode.md) ## Hacknet.purchaseNode() method Purchase a new hacknet node. **Signature:** ```typescript purchaseNode(): number; ``` **Returns:** number The index of the Hacknet Node or if the player cannot afford to purchase a new Hacknet Node the function will return -1. ## Remarks RAM cost: 0 GB Purchases a new Hacknet Node. Returns a number with the index of the Hacknet Node. This index is equivalent to the number at the end of the Hacknet Node’s name (e.g. The Hacknet Node named `hacknet-node-4` will have an index of 4). If the player cannot afford to purchase a new Hacknet Node then the function will return -1.