/** Error code for request timeout. */
    public static final String ERROR_TIMEOUT = "timeout";

    /** Error code for context length exceeded. */
    public static final String ERROR_CONTEXT_LENGTH_EXCEEDED = "context_length_exceeded";

    /** Error code for model not found. */
    public static final String ERROR_MODEL_NOT_FOUND = "model_not_found";

    /** Error code for invalid response from the LLM provider. */

						service_unavailable: '<la:message key="labels.chat_error_service_unavailable" />',
						timeout: '<la:message key="labels.chat_error_timeout" />',
						context_length_exceeded: '<la:message key="labels.chat_error_context_length_exceeded" />',
						model_not_found: '<la:message key="labels.chat_error_model_not_found" />',

                service_unavailable: 'The AI service is temporarily unavailable. Please try again later.',
                timeout: 'The request timed out. Please try again.',
                context_length_exceeded: 'The message is too long to process. Please shorten it and try again.',
                model_not_found: 'The AI model was not found. Please contact the administrator.',