import type { ModelMessage } from "ai";
import type { StepResult } from "#harness/types.js";
import type { ModelResponse } from "#harness/model-call/run.js";
import type { Step } from "#harness/step/context.js";
export declare function handleStepResult(step: Step, input: ModelResponse): Promise<StepResult>;
/** The SDK's approval parts: eve answers approvals itself, so history never holds them. */
export declare function withoutApprovalParts(messages: readonly ModelMessage[]): ModelMessage[];