According to @AnthropicAI, the company partnered with the U.S. National Nuclear Security Administration (NNSA) to build first-of-their-kind nuclear weapons safeguards for AI systems, focusing on restricting weaponization queries. Source: @AnthropicAI on X, Aug 21, 2025. According to @AnthropicAI, it developed a classifier that detects nuclear weapons queries while preserving legitimate uses for students, doctors, and researchers, indicating a targeted safety approach rather than broad content blocking. Source: @AnthropicAI on X, Aug 21, 2025. The announcement did not provide deployment timelines, technical documentation, or any mention of cryptocurrencies, tokens, BTC, or ETH, which signals no direct crypto market guidance in this update. Source: @AnthropicAI on X, Aug 21, 2025.