def METHOD_NAME(self, *args: Any, **kwargs: Any) -> ConnectorSpecification:
    return ConnectorSpecification(
        documentationUrl="https://docs.airbyte.com/integrations/destinations/langchain",
        supportsIncremental=True,
        supported_destination_sync_modes=[DestinationSyncMode.overwrite, DestinationSyncMode.append, DestinationSyncMode.append_dedup],
        connectionSpecification=ConfigModel.schema(),  # type: ignore[attr-defined]
    )