import type { SessionProvider, SystemAiConfig } from "./types.js";
export declare function normalizeSystemAiConfig(value: unknown, fallback?: SystemAiConfig): SystemAiConfig;
/** Copy every usable direct-API profile from the user's configured CLIs. */
export declare function discoverCliSystemAiConfigs(preferred?: SessionProvider, home?: string): SystemAiConfig[];
/** Backward-compatible first-profile discovery. */
export declare function discoverCliSystemAiConfig(preferred?: SessionProvider, home?: string): SystemAiConfig | null;
/** Return the configured API chain in call order, excluding incomplete entries. */
export declare function systemAiProfiles(config: SystemAiConfig | undefined, forceEnabled?: boolean): SystemAiConfig[];
/**
 * Flatten and combine direct-API groups in caller-defined priority order.
 * Later groups are appended after earlier groups and duplicate routes are skipped.
 */
export declare function mergeSystemAiConfigs(...groups: Array<SystemAiConfig | SystemAiConfig[] | undefined>): SystemAiConfig | undefined;
export declare function callSystemAiText(prompt: string, config: SystemAiConfig, timeoutMs?: number): Promise<string>;
/** Try every configured API in order. Empty responses are treated as unavailable. */
export declare function callSystemAiTextWithFallback(prompt: string, config: SystemAiConfig, timeoutMs?: number): Promise<string>;