A: Currently, you can upload .pdf, .docx, and .txt files.

A: No, your file is processed in memory for question generation and is not stored permanently.

A: The system uses LangChain + OpenAI models. Answers are grounded in your document but may not always be perfect.

A: Yes, you can continue asking related questions and the system will use context from your uploaded file.

A: No, a backend key is provided by default. Supplying your own is optional and may improve stability.

A: Large documents are automatically split into chunks for processing. This may increase response time.

A: Yes, you can export answers and references as text or copy them directly from the interface.

A: Response time depends on file size, complexity, and the number of chunks processed by the model.