/** User-facing error types exposed on the public API. */
export declare const ResponseConversationErrorType: {
    readonly SystemError: "system_error";
    readonly CallInitializationError: "call_initialization_error";
    readonly LineBusy: "line_busy";
    readonly NoAnswer: "no_answer";
    readonly CallRejected: "call_rejected";
    readonly BlockedByUser: "blocked_by_user";
    readonly AgentConfigurationError: "agent_configuration_error";
    readonly InvalidClientRequest: "invalid_client_request";
    readonly PermissionError: "permission_error";
    readonly EntitlementExceeded: "entitlement_exceeded";
    readonly ClientDisconnected: "client_disconnected";
    readonly LlmError: "llm_error";
    readonly SpeechError: "speech_error";
    readonly ToolError: "tool_error";
    readonly IntegrationError: "integration_error";
    readonly GuardrailTriggered: "guardrail_triggered";
    readonly SafetyViolation: "safety_violation";
    readonly MaxDurationExceeded: "max_duration_exceeded";
    readonly PostProcessingError: "post_processing_error";
};
export type ResponseConversationErrorType = (typeof ResponseConversationErrorType)[keyof typeof ResponseConversationErrorType];