NSA is using Anthropic's Mythos despite blacklist

reuters.com
April 20, 2026
1 min read
67/100
Summary
The United States National Security Agency is utilizing Anthropic's Mythos Preview AI tool despite a formal supply-chain risk designation from the Pentagon. The model is reportedly being used more widely within the department.
Key Takeaways
- The United States National Security Agency is using Anthropic's Mythos Preview AI tool despite a formal supply-chain risk designation from the Pentagon.
- The Mythos model is described as Anthropic's most capable AI for coding and agentic tasks, with potential to identify and exploit cybersecurity vulnerabilities.
- Discussions between the Trump administration and Anthropic's CEO occurred regarding collaboration after a dispute over the use of the company's models.
Coverage & discussions
Hacker News · reuters.com
Community discussions
Community Sentiment
Positives
- The use of Anthropic's Mythos by the NSA highlights the growing integration of advanced AI tools in government operations, which could enhance data analysis capabilities.
- Awareness of the NSA's use of AI like Mythos could lead to more public discourse on AI ethics and surveillance, pushing for accountability.
Concerns
- The reliance on AI for surveillance raises significant ethical concerns about privacy and the potential for misuse in a surveillance state.
- The comments reflect a deep mistrust in government transparency and the implications of AI being used as a 'weapon' against citizens.
Related Articles

NSA lost access to Mythos amid Anthropic dispute
Jun 24, 2026

Claude Mythos AI unauthorised access claim probed by Anthropic
Apr 22, 2026

The hacker sent by Anthropic to calm the government's nerves about AI safety
Jun 17, 2026

Timeline: Anthropic, OpenAI, and U.S. Government
Feb 28, 2026

US allows Anthropic to release Mythos to 'trusted partners'
Jun 26, 2026