n8n-docs/docs/code/builtin/current-node-input.md

description, contentType

description	contentType
Methods for working with the input of the current node.	reference

Current node input

Methods for working with the input of the current node. Note that some methods and variables aren't available in the Code node.

Method	Description	Available in Code node?
$binary	Shorthand for $input.item.binary. Incoming binary data from a node	❌
$input.item	The input item of the current node that's being processed. Refer to Item linking for more information on paired items and item linking.	✅
$input.all()	All input items in current node.	✅
$input.first()	First input item in current node.	✅
$input.last()	Last input item in current node.	✅
$input.params	Object containing the query settings of the previous node. This includes data such as the operation it ran, result limits, and so on.	✅
$json	Shorthand for $input.item.json. Incoming JSON data from a node. Refer to Data structure for information on item structure.	❌
$input.context.noItemsLeft	Boolean. Only available when working with the Split in Batches node. Provides information about what's happening in the node, allowing you to see if the node is still processing items.	✅