Palantir’s kill chain refers to its AI-driven technology, primarily the Maven Smart System, which accelerates the military targeting process by integrating vast amounts of data from satellites, drones, and signals intelligence to identify, prioritize, and recommend strike targets in seconds or minutes. This system compresses the traditional targeting workflow from days to minutes, allowing military planners to fuse open-source and classified data to provide commanders with rapid options for attacking enemy assets.

Critics and analysts describe this capability as part of ISTAR (Intelligence, Surveillance, Target Acquisition, and Reconnaissance) systems that automate human-made targeting decisions, raising significant ethical concerns about civilian casualties and the delegation of life-and-death decisions to algorithms. While Palantir defends the technology as a tool for enhancing situational awareness and precision, opponents argue it creates an "invisible danger" by enabling mass surveillance and lethal action at scale with diffused accountability. The technology has been notably utilized in recent conflicts, including US and Israeli operations in Iran, as well as in Ukraine and for ICE deportation enforcement in the United States.