--- title: 🗑 delete --- ## Delete Document `delete()` method allows you to delete a document previously added to the app. ### Usage ```python from embedchain import App app = App() forbes_doc_id = app.add("https://www.forbes.com/profile/elon-musk") wiki_doc_id = app.add("https://en.wikipedia.org/wiki/Elon_Musk") app.delete(forbes_doc_id) # deletes the forbes document ``` If you do not have the document id, you can use `app.db.get()` method to get the document and extract the `hash` key from `metadatas` dictionary object, which serves as the document id. ## Delete Chat Session History `delete_session_chat_history()` method allows you to delete all previous messages in a chat history. ### Usage ```python from embedchain import App app = App() app.add("https://www.forbes.com/profile/elon-musk") app.chat("What is the net worth of Elon Musk?") app.delete_session_chat_history() ``` `delete_session_chat_history(session_id="session_1")` method also accepts `session_id` optional param for deleting chat history of a specific session. It assumes the default session if no `session_id` is provided.