Fable 5 is a nerfed version of Anthropic's Mythos model. Turns out it was actually too nerfed, and the company is sorry.

"We're changing Fable 5's safeguards for frontier LLM development to make them visible," an Anthropic spokesperson said.

Can we make artificial intelligence impervious to adversaries who want to twist the technology to nefarious ends? Though AI ...

Fund accounting is one of the highest-pressure entry-level jobs in finance. Every day, you calculate the Net Asset Value of the funds in your book. Get it ...

New research on so-called “negation neglect” finds that LLMs in a roughly analogous situation don’t behave that way. They ...

This file collects research findings and roadmap decisions for evolving the local LLM harness after Step 13A. It is intentionally broader than NEXT_STEPS.md: use it as the research and strategy ...

President Trump said Friday he discussed “working together” on artificial intelligence guardrails with Chinese President Xi Jinping as policymakers in Washington debate how to manage the risks of the ...

TanStack had 2FA, OIDC publishing, and Sigstore provenance on every release. The Mini Shai-Hulud worm published 84 malicious versions anyway. The CI/CD Trust-Chain Audit Grid maps the six gaps it ...

Washington and Beijing are weighing the launch of official discussions about artificial intelligence, said people familiar with the matter, as their AI competition threatens to become the arms race of ...

A Cursor AI agent deleted a company’s entire production database, ignoring instructions prohibiting it from running destructive commands. A Cursor AI agent running on Claude Opus 4.6 deleted a company ...

Rushil Nagarsheth is a serial entrepreneur & Co-Founder/CTO of Hypercard, an AI-powered expense dashboard & credit card for businesses. There is a blind spot in how most engineering teams think about ...

Agility is one of the most overused words in business. It is praised in strategy decks, celebrated in boardrooms, and demanded in every transformation. Yet in practice, many leaders still ...