# Telegram >[Telegram Messenger](https://web.telegram.org/a/) is a globally accessible freemium, cross-platform, encrypted, cloud-based and centralized instant messaging service. The application also provides optional end-to-end encrypted chats and video calling, VoIP, file sharing and several other features. ## Installation and Setup See [setup instructions](/docs/modules/data_connection/document_loaders/integrations/telegram.html). ## Document Loader See a [usage example](/docs/modules/data_connection/document_loaders/integrations/telegram.html). ```python from langchain.document_loaders import TelegramChatFileLoader from langchain.document_loaders import TelegramChatApiLoader ```