HostToolResult

Result returned by a host tool executor.

Class Diagram

---
title: HostToolResult
config:
  look: handDrawn
  theme: colorful
  class:
    hideEmptyMembersBox: true
---
classDiagram
    class HostToolResult {
        +string requestId
        +string toolCallId
        +string toolName
        +boolean success
        +unknown result
        +int32 exitCode
        +float64 durationMs
        +string errorKind
        +dictionary telemetry
    }

Yaml Example

requestId: exec_abc123
toolCallId: call_abc123
toolName: powershell
success: true
exitCode: 0
durationMs: 250
errorKind: timeout

Properties

Name	Type	Description
requestId	string	Stable host execution request identifier
toolCallId	string	Associated model tool call identifier, when available
toolName	string	Name of the host tool that executed
success	boolean	Whether the host execution completed successfully
result	unknown	Host-normalized execution result
exitCode	int32	Process or host exit code, when applicable
durationMs	float64	Tool execution duration in milliseconds
errorKind	string	Machine-readable error category when success is false
telemetry	dictionary	Host-specific telemetry for the execution