Amazon CEO Andy Jassy reportedly warned the Trump administration about security risks in Anthropic's Fable model, joined by executives from other tech companies.

Amazon appears to have triggered the chain reaction against Anthropic's most advanced AI model. The Information and Axios report that Amazon CEO Andy Jassy, along with other tech executives, brought concerns about the security risks of Anthropic's Fable model directly to senior Trump administration officials.

On Thursday evening, Amazon handed the government a report claiming to show how parts of the Fable model can be unlocked through jailbreaking. What makes this remarkable: Amazon is one of Anthropic's biggest investors. Anthropic trains and runs its models on Amazon's own AI chips, among other infrastructure. A major investor effectively turning in its own portfolio company to the government is, to put it mildly, unusual.

"As a leading cloud provider that serves a large number of private and public sector customers, it's not uncommon for governments to seek our counsel on potential security risks," an Amazon spokesperson told Axios.

At least five other companies raised the alarm, and the government moved within hours