AfterToolCallEvent

Defined in: src/hooks/events.ts:175

Event triggered after a tool execution completes. Fired after tool execution finishes, whether successful or failed. Uses reverse callback ordering for proper cleanup semantics.

Extends

• HookableEvent

Constructors

Constructor

new AfterToolCallEvent(data): AfterToolCallEvent;

Defined in: src/hooks/events.ts:193

Parameters

Parameter	Type
data	{ agent: AgentData; toolUse: { name: string; toolUseId: string; input: JSONValue; }; tool: Tool; result: ToolResultBlock; error?: Error; }
data.agent	AgentData
data.toolUse	{ name: string; toolUseId: string; input: JSONValue; }
data.toolUse.name	string
data.toolUse.toolUseId	string
data.toolUse.input	JSONValue
data.tool	Tool
data.result	ToolResultBlock
data.error?	Error

Returns

AfterToolCallEvent

Overrides

HookableEvent.constructor

Properties

type

readonly type: "afterToolCallEvent";

Defined in: src/hooks/events.ts:176

---

agent

readonly agent: AgentData;

Defined in: src/hooks/events.ts:177

---

toolUse

readonly toolUse: {
  name: string;
  toolUseId: string;
  input: JSONValue;
};

Defined in: src/hooks/events.ts:178

name

name: string;

toolUseId

toolUseId: string;

input

input: JSONValue;

---

tool

readonly tool: Tool;

Defined in: src/hooks/events.ts:183

---

result

readonly result: ToolResultBlock;

Defined in: src/hooks/events.ts:184

---

error?

readonly optional error: Error;

Defined in: src/hooks/events.ts:185

---

retry?

optional retry: boolean;

Defined in: src/hooks/events.ts:191

Optional flag that can be set by hook callbacks to request a retry of the tool call. When set to true, the agent will re-execute the tool.