Anthropic vs the Pentagon: Why AI firm is taking on Trump administration Anthropic was the first AI developer to be used in classified operations by the US Defense Department.Share this: AI giant Anthropic files for US IPO as investors bet big on AI futureDateJune 1, 2026In relation toAl-JazeeraVideo: OpenAI and Anthropic CEOs refuse to hold hands at India AI summitDateFebruary 19, 2026In relation toAl-JazeeraAnthropic warns of AI-driven hacking campaign linked to ChinaDateNovember 14, 2025In relation toAl-Jazeera