import type { ContentBlockParam } from '@anthropic-ai/sdk/resources';
import type { FastModeController, FastTurnDecision } from '../../../fast-mode.js';
import type { AnthropicClientLike, AnthropicToolDef, RunTurnInput, ToolDispatcher } from '../types.js';
export interface TurnRequestInput {
    client: AnthropicClientLike;
    messages: RunTurnInput['messages'];
    system: ContentBlockParam[] | string | null;
    tools: AnthropicToolDef[] | null;
    toolDispatcher: ToolDispatcher;
    model: string;
    maxTokens: number;
    signal: AbortSignal;
    authMode: import('../types.js').AuthMode;
    sessionId: string;
    requestId: string;
    fastModeController?: FastModeController;
    baseUrl?: string;
    thinking?: RunTurnInput['thinking'];
    effort?: RunTurnInput['effort'];
    temperature?: number;
    maxToolUseIterations?: number;
    softDeadlineMs?: number;
    traceWriter?: RunTurnInput['traceWriter'];
    subagentId?: string;
    throttleQueue?: RunTurnInput['throttleQueue'];
    onUsageProgress?: RunTurnInput['onUsageProgress'];
    beforeNextRound?: RunTurnInput['beforeNextRound'];
}
export declare function prepareTurnRequest(input: TurnRequestInput): {
    decision: FastTurnDecision | undefined;
    runInput: RunTurnInput;
};
export declare const FAST_ERROR_PREFIX = "[Fast mode requested; no standard-mode fallback will be attempted]";
export declare function annotateFastError(error: unknown, fast: boolean): Error;