Anthropic is going through the classic Ideological Resistance phase where they fight with the government on principles, that every major tech company also went through. Google, Facebook, Apple, Reddit, Microsoft (especially Microsoft) all had this phase.
Then the companies realize fighting the US government is a lot of effort, expensive and creates a lot of drama, and it's easier to reach a mutual understanding.
Then the companies realize fighting the US government is a lot of effort, expensive and creates a lot of drama, and it's easier to reach a mutual understanding.