I had it on my to-do list for a while to make a general site for recommendations. The latest models are now able to coordinate and manage the various moving parts.
You should share the data, because this is definitely being shut down by Reddit. Making money on "their data" is definitively not fair use.
Good luck though.
Last year I used a similar approach to extract Podcast recommendations for language learners: https://www.languagereactor.com/c/es/pd/t_pd_mix_es
Then realized it generalized well to products: https://www.languagereactor.com/c/es/rs/t_rs_all_es
I had it on my to-do list for a while to make a general site for recommendations. The latest models are now able to coordinate and manage the various moving parts.