/**
 * Bocha AI API credential resolution.
 *
 * Single source of truth for the Bocha AI API key (`BOCHA_API_KEY`).
 */
/** Credential environment names read by this module (#232 derivation pin). */
export declare const ENV_NAMES: readonly ["BOCHA_API_KEY"];
export declare const MISSING_KEY_HELP = "export BOCHA_API_KEY=\"your-bocha-api-key\"";
export declare function getBochaApiKey(env: NodeJS.ProcessEnv): string | undefined;
export declare function requireBochaApiKey(env: NodeJS.ProcessEnv): string;
export declare function isBochaConfigured(env: NodeJS.ProcessEnv): boolean;
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