Manually deleting files
Deleting the chat where the file was uploaded
Removing the file from the GPT builder if it was added as part of a custom GPT's knowledge
What happens to file content brought into a conversation?
If your file was referenced in a conversation:
The relevant content pulled into context will remain accessible for the life of that conversation.
This content is only visible to you, and only within that specific thread.
How long are uploaded files stored?
Please refer to our article: Chat and File Retention Policies in ChatGPT