[Home](./index.md) > [bitburner](./bitburner.md) > [Hacknet](./bitburner.hacknet.md) ## Hacknet interface Hacknet API **Signature:** ```typescript export interface Hacknet ``` ## Remarks Not all these functions are immediately available. ## Methods

Method	Description
[getCacheUpgradeCost(index, n)](./bitburner.hacknet.getcacheupgradecost.md)	Calculate the cost of upgrading hacknet node cache.
[getCoreUpgradeCost(index, n)](./bitburner.hacknet.getcoreupgradecost.md)	Calculate the cost of upgrading hacknet node cores.
[getHashUpgradeLevel(upgName)](./bitburner.hacknet.gethashupgradelevel.md)	Get the level of a hash upgrade.
[getHashUpgrades()](./bitburner.hacknet.gethashupgrades.md)	Get the list of hash upgrades
[getLevelUpgradeCost(index, n)](./bitburner.hacknet.getlevelupgradecost.md)	Calculate the cost of upgrading hacknet node levels.
[getNodeStats(index)](./bitburner.hacknet.getnodestats.md)	Get the stats of a hacknet node.
[getPurchaseNodeCost()](./bitburner.hacknet.getpurchasenodecost.md)	Get the price of the next hacknet node.
[getRamUpgradeCost(index, n)](./bitburner.hacknet.getramupgradecost.md)	Calculate the cost of upgrading hacknet node RAM.
[getStudyMult()](./bitburner.hacknet.getstudymult.md)	Get the multiplier to study.
[getTrainingMult()](./bitburner.hacknet.gettrainingmult.md)	Get the multiplier to training.
[hashCapacity()](./bitburner.hacknet.hashcapacity.md)	Get the maximum number of hashes you can store.
[hashCost(upgName, count)](./bitburner.hacknet.hashcost.md)	Get the cost of a hash upgrade.
[maxNumNodes()](./bitburner.hacknet.maxnumnodes.md)	Get the maximum number of hacknet nodes.
[numHashes()](./bitburner.hacknet.numhashes.md)	Get the total number of hashes stored.
[numNodes()](./bitburner.hacknet.numnodes.md)	Get the number of hacknet nodes you own.
[purchaseNode()](./bitburner.hacknet.purchasenode.md)	Purchase a new hacknet node.
[spendHashes(upgName, upgTarget, count)](./bitburner.hacknet.spendhashes.md)	Purchase a hash upgrade.
[upgradeCache(index, n)](./bitburner.hacknet.upgradecache.md)	Upgrade the cache of a hacknet node.
[upgradeCore(index, n)](./bitburner.hacknet.upgradecore.md)	Upgrade the core of a hacknet node.
[upgradeLevel(index, n)](./bitburner.hacknet.upgradelevel.md)	Upgrade the level of a hacknet node.
[upgradeRam(index, n)](./bitburner.hacknet.upgraderam.md)	Upgrade the RAM of a hacknet node.