[orzig]

Once you have made it text, TF/IDF for themes. Depending on your AWS familiarity, you can use some out of the box pre-trained algorithms for a pretty low price

[orzig]

Here's a detailed example that can probably be done on your own machine: https://www.kaggle.com/code/maksimeren/covid-19-literature-c...

For an API, I should definitely mention HuggingFace too! https://huggingface.co/docs/api-inference/index