PdfGPT (https://www.pdfgpt.io/) summarizes and allows querying of pdf files.

Once the document has been loaded, a summary is carried out and the query via the chatbot is possible.

12 languages and 4 language models.
The sources are “anchored” to the document and cited.

In the free version, files of up to 30 MB, documents up to 200 pages and 10 requests per day per day.

Sources for testing:

• Framework for the use of AI in education
• FAQ National AI Canopé Network Day