Interface ToolUse

One tool call the assistant made while producing a reply. Rendered as a compact "used tool" affordance with an optional details disclosure.

interface ToolUse {
    input?: Record<string, unknown>;
    isError?: boolean;
    name: string;
    result?: string;
}

Properties

input?: Record<string, unknown>

Input the model supplied to the tool.

isError?: boolean

Present when the tool call failed.

name: string

Tool name (e.g. "get_current_time").

result?: string

Serialized tool result, as the model saw it.