They can be part of the "kill chain", yes.

There was the kerfuffle with Dario Amodei and Pete Hegseth, who declared Anthropic a supply chain risk to the US. IMO, yes. Killer robots don't run on one 5090 :)

There is more spelunking to that situation, but that's a different thread.

Yep.[0]

US congresspersons and international media outlets condemned the use of AI warfare against Iran, including the Department of Defense's (DoD) Project Maven—a target tagging system integrating elements of Palantir's Maven Smart System and Anthropic's Claude large language model.

[0]: https://en.wikipedia.org/wiki/2026_Minab_school_attack