AdvertisementSKIP ADVERTISEMENTYou have been granted access, use your keyboard to continue reading.Tech companies have been reluctant to directly confront Trump administration officials over their contract feud with the A.I. start-up.Anthropic’s stance on how its artificial intelligence can be used in autonomous weapons and domestic surveillance infuriated officials at the Pentagon.Credit...Tierney L. Cross/The New York TimesMike IsaacMike Isaac has covered flare-ups between Silicon Valley and t...