The Wall Street Journal reports:
The Trump administration's decision to halt all foreign use of Anthropic's most capable AI models was prompted by conversations between Amazon Chief Executive Andy Jassy and U.S. officials including Treasury Secretary Scott Bessent, people familiar with the matter said.
Researchers at Amazon had used a series of prompts to get Anthropic's Fable 5 model to provide them with information that could be used to aid cyberattacks and was supposed to be off limits, Jassy told the officials, according to people familiar with the matter. Tech industry executives have been in regular touch with the administration about the power of cutting-edge AI tools. Shortly afterward, White House officials held a meeting to discuss how to respond and security researchers began testing Amazon's claims. The officials asked Anthropic to fix the vulnerabilities or take down the model, according to administration officials. The officials decided that the most direct way to address that risk was by preventing foreign governments, companies and individuals from accessing the tool, the people said. President Trump later signed off on the action despite reservations about it hindering innovation, a senior White House official said.
The administration had long felt that Anthropic, one of the leaders in America's AI race, couldn't be trusted to manage the security risks its new model presented. Friday's call between some administration officials and Anthropic Chief Executive Dario Amodei reinforced that feeling, the people said...
Anthropic has said that the vulnerabilities like those flagged by Amazon are relatively basic. The company has said that other publicly available models are capable of discovering them and that they don't represent a full so-called jailbreak, a point of view shared by some security researchers familiar with Amazon's research.
The article points out that Amazon is "a big investor in Anthropic, supply Anthropic with chips for data centers.
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