import type { ModelProviderConfig, PeaksConfig } from './config-types.js';
export declare function isSensitiveConfigPath(path: string): boolean;
export declare function isLegacyConfigKey(path: string): boolean;
export declare function isProviderConfigPath(path: string): boolean;
export declare function isSecretKey(key: string): boolean;
export declare function isProviderBaseUrlPath(path: string): boolean;
export declare function validateProviderBaseUrl(value: unknown): void;
export declare function getProxyUrlCandidate(key: string, value: unknown): unknown;
export declare function isProxyConfigPath(path: string): boolean;
export declare function validateModelProviderConfig(providers: ModelProviderConfig): void;
export declare function validateProviderConfig(partial: Partial<PeaksConfig>): void;
export declare function isValidProxyUrl(value: string): boolean;
export declare function validateProxyUrl(value: unknown): void;
export declare function validateProxyConfig(partial: Partial<PeaksConfig>): void;
export declare function containsSensitiveConfigValue(value: unknown): boolean;
export type RedactedConfigValue = string | number | boolean | null | RedactedConfigValue[] | {
    [key: string]: RedactedConfigValue;
};
export declare function redactConfigSecrets(value: unknown, path?: string): RedactedConfigValue;