Plain guides on using an AI on your own data files, on your own computer.https://www.totsum.app/https://www.totsum.app/blog/how-to-ask-a-spreadsheet-questions-in-plain-language/https://www.totsum.app/blog/how-to-ask-a-spreadsheet-questions-in-plain-language/What you need to ask a CSV or Excel file questions with an AI that runs on your own computer, how to phrase a question, and how to check the answer.Fri, 09 Oct 2026 00:00:00 GMThttps://www.totsum.app/blog/how-to-add-descriptions-to-a-dataset/https://www.totsum.app/blog/how-to-add-descriptions-to-a-dataset/What a column name does not tell an AI, what a useful description says, and the four ways to give Totsum descriptions of your tables and columns.Wed, 30 Sep 2026 00:00:00 GMThttps://www.totsum.app/blog/how-to-share-your-data-with-your-analyst/https://www.totsum.app/blog/how-to-share-your-data-with-your-analyst/What the person who checks your numbers needs from you: the original file and the follow-up report, and what each of the two carries.Wed, 16 Sep 2026 00:00:00 GMThttps://www.totsum.app/blog/what-computer-runs-an-ai-on-your-data-files/https://www.totsum.app/blog/what-computer-runs-an-ai-on-your-data-files/A plain guide to the hardware that runs a language model on your own machine: why graphics memory matters, what each size lets you run, and how to check yours.Sun, 13 Sep 2026 00:00:00 GMT