0.3.0

agents-core/ai.koog.agents.core.feature.model/ToolCallEvent

ToolCallEvent

data class ToolCallEvent(val runId: String, val toolCallId: String?, val toolName: String, val toolArgs: ToolArgs, val eventId: String = ToolCallEvent::class.simpleName!!) : DefinedFeatureEvent(source)

Represents an event triggered when a tool is called within the system.

This event is used to capture and describe the invocation of a tool along with its associated arguments. It helps in tracking, logging, or processing tool calls as part of a larger feature pipeline or system workflow.

Constructors

constructor(runId: String, toolCallId: String?, toolName: String, toolArgs: ToolArgs, eventId: String = ToolCallEvent::class.simpleName!!)

Properties

open override val eventId: String

The unique identifier for this event, defaulting to the class name.

open override val messageType: FeatureMessage.Type

Specifies the type of the feature message for this event.

val runId: String

open override val timestamp: Long

The timestamp, represented as the number of milliseconds since the Unix epoch, indicating when the feature event was created.

val toolArgs: ToolArgs

The arguments provided for the tool execution.

val toolCallId: String?

val toolName: String

The unique name of the tool being called.