Last week, a trove of leaked documents offered a glimpse into the role that large technology companies have played in Israel’s war on Gaza. Israel’s military campaigns across Palestine and neighbouring countries have long offered the raw material that tech firms needed to build their experiments in surveillance and algorithmic warfare to scale: kill-chain data. Yet the past fifteen months of war offered Silicon Valley an unparalleled opportunity to refine its products. It happened just in time for a new era of militarised AI.