If it is on Umbrel or Start9 using LND, yes it can work on a pruned node. If you are self hosting in a docker or a desktop or a raspy, it will be based on ldk so no disk is needed actually.
-JP
Wait, what? Okay, I am surprised, why would I not need some data at least from the bitcoin chain? Is it still trustless? Maybe ldk is just storing the UTXOs?
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