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Might be a song from Kevin MacLeod? His songs get used a lot on the YouTubs.
https://incompetech.com/music/royalty-free/music.html
When I just searched "Kevin MacLeod jazz", the first result was "Acid Trumpet", which seems like it could fit your description.
If you could hum or record what you remember in some way, it would help a lot.
Maybe the wiki from r/WhatsThisSong is useful for you, they describe first steps to identify songs: https://old.reddit.com/r/WhatsThisSong/wiki/index/
Also humming it for others to get an idea can be useful too.
I'm not very musically inclined, so I have no idea if this is B-flat minor or not, but what you described kind of sounds like "Jazz in Paris": https://www.youtube.com/watch?v=mNLJMTRvyj8
It's one of the songs that you can select from Google Photos when making a highlight video.
It's not this song. It had sampled guitar loops that similar to hip hop, but it was faster than hip hop
If you know of any specific YouTube videos that use the music you are thinking of, it might be named in that chunk of the video description which automatically identifies music used in the video. Or, failing that, you can ask the video creator.