Preprint
Jul 2026
ActionCache: Training-Free Acceleration for Vision-Language-Action Models with Action Caching and Refinement
This work proposes ActionCache, a plug-and-play external cache that opportunistically reuses past intermediate actions to warm-start generations from the vicinity of target actions, drastically reducing the inference latency.
Ryuji Oi, Hikari Otsuka, Kosuke Matsushima et al.
· 3 citations