I’m a bit late to the party, but I just installed RC2 for Anki 24.10 and optimized my deck with FSRS5. My RMSE went down from 2.78% to 1.57% (with the python version optimizer, 1.61% with built-in), but what concerns me is how nearly all of my cards now have a difficulty of 0%, including cards with …

FSRS5: Super low difficulty after optimization

L.M.Sherlock November 13, 2024, 6:16am 21

They are consistent. The Python version also not clamp the difficulty in this case.

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