import type { ModelRef } from "../shared/types";
export type PromptFormat = "markdown" | "xml" | "json";
export type PromptRendererConfig = {
    default: PromptFormat;
    model_overrides: Record<string, PromptFormat>;
};
export declare function resolvePromptFormat(inputModel: ModelRef | undefined, config?: Partial<PromptRendererConfig>): PromptFormat;
export declare function formatSystemSection(format: PromptFormat, content: string): string;
export declare function createPromptRendererHook(internalSessions: Set<string>, config?: Partial<PromptRendererConfig>): (input: {
    sessionID?: string;
    model?: ModelRef;
}, output: {
    system: string[];
}) => void;