export declare const LLM_MISSING_CREDENTIALS_ERROR_CODE = "missing_credentials";
/**
 * Set by {@link ../../server/credential-provider.js CredentialStoreUnavailableError}
 * when the credential store could not be read. Lives here so the classifier can
 * recognize it without importing server-only code into the browser bundle.
 */
export declare const CREDENTIAL_STORE_UNAVAILABLE_ERROR_CODE = "credential_store_unavailable";
export declare const LLM_MISSING_CREDENTIALS_MESSAGE = "No LLM provider is connected. Open this app's Manage agent > LLM, then connect Builder.io or add a provider key.";
export declare function isLlmCredentialError(error: unknown, errorCode?: string | null): boolean;
export declare function formatLlmCredentialErrorMessage(options?: {
    agentName?: string;
}): string;
export declare function userFacingLlmCredentialError(error: unknown, options?: {
    agentName?: string;
}): string | null;
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