Everything you have on your pc is sent to AI... "local", yeah.
If you want local but text-only search, there is a very similarly named project called Recoll - https://recoll.org/ - a bit ugly, but works great, especially for people who tend to save notes in many different text files in many different folders.
If you want local but text-only search, there is a very similarly named project called Recoll - https://recoll.org/ - a bit ugly, but works great, especially for people who tend to save notes in many different text files in many different folders.