Speculative Decoding’s Ceiling Just Moved With...

A serving engineer watches tokens arrive in that familiar trickle: fast enough to demo, slow enough to feel like the model is still pecking at a keyboard. DFlash matters because it proposes a way out of that rhythm. Here is the real claim in one sentence: DFlash is the first credible path to turning speculative decoding from an optimization trick into a serving architecture, because it removes the hidden assumption that the drafter has to be sequential. The factual part is compact. Z Lab’s DFlas