Shared entity / Stack layer
Zvi Mowshowitz on the Fable 5.1 system card: half the computer-use training environments incentivized hacking
Don't Worry About the Vase (Zvi Mowshowitz)
Shared entity / Policy dependency
Anthropic Published a Commerce Agent Blueprint Under Apache 2.0 and Deliberately Left Out the Wallet
Anthropic
Shared entity / Stack layer
Anthropic's ant CLI 1.30.0 Adds `ant apply`, Turning Agents and Skills Into Checked-In Infrastructure
Anthropic Release Notes
Shared entity / Stack layer
Kevin Buzzard Compiled Anthropic's FLT Proof and Confirms It Checks Out, While Saying It Adds 'Essentially Nothing' Mathematically
Xena Project (Kevin Buzzard) / Hacker News
Shared entity / Stack layer
Claude Code's weekly limits change on 14 September, and it is a cut against what you have now
paddo.dev
Shared entity / Stack layer
Claude produced the first end-to-end machine-checked proof of Fermat's Last Theorem: 13M lines of Lean, 30,300 theorems, 11 days, ~6B output tokens
Anthropic
Shared entity / Stack layer
Fluidstack Raised $1.5B at Over $18B, Led by a Quant Fund Rather Than a Venture Firm
Forbes
Shared entity / Policy dependency
Anthropic Replaced Its Retention Policy With Safeguards That Run Inside the Customer's Own Bucket
Anthropic