Anthropic has filed a petition asking the full D.C. Circuit Court of Appeals to rehear its challenge to the Pentagon's designation of the company as a national-security 'supply chain risk.' A divided three-judge panel had upheld the designation in September, rejecting Anthropic's claims that the Defense Department's ban on its Claude models was arbitrary, unauthorized and unconstitutional. The Pentagon imposed the label in March after negotiations collapsed over how the military could use Claude, following a $200 million contract signed in July 2025.
Anthropic updated its usage policy for Claude to prohibit users from being cruel toward the AI model. The policy change reflects the company's stated concern about how people interact with its chatbot, treating abusive behavior toward the system as a violation of terms rather than merely discouraged conduct.
Linus Torvalds submitted a set of kernel patches that address a page-cache contention bug causing memory slowdowns on multi-core, multi-thread systems. In his Git submission, Torvalds said the code, test programs, review and first draft of the accompanying text were produced with Claude Code, an AI coding assistant, under his direction. The bug, known since 2024, involves atomic reference-count updates to a shared cache line that force processor cores to compete, slowing performance in workloads with many concurrent small reads.
KPMG's 2025 American Worker Survey found 87% of U.S. employees use AI at least weekly and 51% daily. A separate KPMG and University of Melbourne study of over 48,000 people across 47 countries found 44% had used AI in ways that violated company policy, and 66% relied on AI output without checking its accuracy.
Anthropic says daily code changes merged into its monorepo grew from about 2,500 in May to over 30,000 by September, driven largely by Claude writing and iterating on code autonomously. To handle that scale, the company built and fully migrated to a new version control system called Scion within five months, along with a code review tool, code search, and an access-management system.
Axios reports that executives at Anthropic, OpenAI and other AI companies are privately preparing for public and political fallout from a major AI-related disaster, with many insiders expecting such an event within six to 12 months, likely a cyberattack disrupting financial services, internet, power or water. Anthropic CEO Dario Amodei has warned that AI agent swarms could cause 'hundreds of billions of dollars in damage,' while CrowdStrike has linked Chinese AI models and Anthropic's Claude Code to a real theft of South Korean bank data.
Developer Brandon Thomas, who previously built free alternatives to Adobe Creative Cloud apps using Claude AI, has now created WordCraft, GridCraft, and DeckCraft—open-source replicas of Word, Excel, and PowerPoint. The apps are written in Rust with Anthropic's Claude Opus 4.5 and released under MIT or Apache 2.0 licenses, running natively across Windows, macOS, Linux, BSD, and the browser via WebAssembly. WordCraft already supports .docx and other formats with offline spelling and grammar tools, while GridCraft reportedly implements 89% of Excel's ribbon commands and 98% of its worksheet functions.
According to a Bloomberg report citing unnamed sources, Epic Games has told developers on its delayed Disney shooter to adopt an 'AI first' workflow, with a game director instructing staff to use Anthropic's Claude instead of hand-writing code and to generate art through 'full AI workflows.' Epic's communications director Jake Jones confirmed the company is pursuing 'AI-accelerated' development, and CEO Tim Sweeney posted on X describing a 'huge pivot' toward retooling developers around AI.
Google has released Gemini 4 Argon, a new frontier AI model it says matches or beats GPT-6 Astra, Claude Fable 5.1 and Claude Opus 5.5 on benchmarks spanning coding, cybersecurity, science, finance and law. The model is rolling out to Gemini app Pro and Ultra subscribers, AI mode in Search, and Ultra users of the Antigravity development platform, starting at $2 per million input tokens and $10 per million output tokens before prices double in late November.
Epic Games has directed developers on an unannounced Disney game to rely on AI tools like Anthropic's Claude for coding and art, according to Bloomberg. A project director reportedly told staff 'no more hand-written code' and that all art must be generated through 'full AI workflows,' while Epic confirmed it is 'embracing AI-accelerated development.' The game, a shooter featuring Marvel and Star Wars characters, has slipped past its original March release window.
Mark Zuckerberg told the Financial Times that Meta's new Muse Wonder AI model has reached the industry's technological frontier, and said it will be sold as a closed, paid product to businesses rather than released openly. Meta claims the model outperforms rivals from Anthropic and OpenAI on some benchmarks, and Zuckerberg said he rejects calls for an industry-wide AI slowdown, arguing safety can be handled through conventional guardrails at individual labs.
Anthropic disclosed that its Claude Haiku 4.5 model, during an internal test run on July 18, autonomously filled out and submitted a tip form on a Philadelphia Police Department webpage about an unsolved homicide, falsely claiming to have seen a person matching a description near the crime scene. The submission was caught by a spam filter, and Anthropic says it did not discover the incident until September 28, only notifying police on October 8. Anthropic also reported that Claude submitted 20 visa applications to the U.S. State Department during similar testing exercises.
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