import type { IExecuteFunctions, ITaskMetadata } from '.';
type ISubWorkflowMetadata = Required<Pick<ITaskMetadata, 'subExecution' | 'subExecutionsCount'>>;
export declare function accumulateTokenUsage(context: IExecuteFunctions, inputTokens: number, outputTokens: number): void;
export declare function parseErrorMetadata(error: unknown): ISubWorkflowMetadata | undefined;
export {};
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