import type { Message } from '../session/session-jsonl.js';
import type { Message as PiMessage } from '../../provider/pi-ai-types.js';
type RoundTripContentBlock = {
    type?: string;
    id?: string;
    tool_use_id?: string;
};
type ThinkingRoundTripMessage = {
    role: string;
    content: string | RoundTripContentBlock[];
    thinking?: string[];
};
export declare function shouldRoundTripAssistantThinking(messages: readonly ThinkingRoundTripMessage[], index: number, options?: {
    thinkingMode?: boolean;
}): boolean;
export declare function convertMessagesToPi(messages: Message[], modelInfo: {
    api: string;
    provider: string;
    id: string;
    reasoning?: unknown;
}): PiMessage[];
export {};
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