Based on some digging around, it looks like the app is made with Facebook AI's BART model [1]. The only summarization implementation I spotted was made by hugg

Based on some digging around, it looks like the app is made with Facebook AI's BART model [1]. The only summarization implementation I spotted was made by huggingface (of course). [2] [1] https://github.com/pytorch/fairseq/tree/master/examples/bart https://github.com/pytorch/fairseq/tree/master/examples/bart [2] https://huggingface.co/facebook/bart-large-cnn https://huggingface.co/facebook/bart-large-cnn