Brent D. Griffiths / Business Insider:
Mythos Preview system card: the model was able to escape a sandbox after it was instructed to try, and posted details about its exploit without being prompted  —  - Anthropic said its next-generation AI model is too powerful for the public.  — That's why Claude Mythos won't be publicly released, Anthropic said.

Editor’s note, April 7, 7:30 pm ET: President Donald Trump announced on Tuesday evening that the US and Iran had agreed to a two-week ceasefire to negotiate a more comprehensive agreement to end the war. This news came before Trump’s deadline of 8 pm ET for Iran to reach a deal or, he said, a […]

Sarah Wynn / The Block:
The US FDIC proposes a rule to establish a regulatory framework for stablecoin issuers, including requirements related to reserve assets, under the GENIUS Act  —  Quick Take  — The FDIC voted to propose a rule that would set forth standards for stablecoin issuers, including requirements involving reserve assets.

Harshita Mary Varghese / Reuters:
Super Micro begins an independent probe into the indictment of three people for export control violations and an internal review of its trade compliance program  —  Super Micro (SMCI.O) said on Tuesday it had begun an independent investigation into the indictment of three people linked …

Brody Ford / Bloomberg:
Anthropic hires Microsoft executive Eric Boyd as head of infrastructure; Boyd oversaw Microsoft's AI platform and worked at the company for 16 years  —  Anthropic PBC has hired a senior leader from Microsoft Corp. to lead its push to establish the infrastructure needed to support growing adoption …