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Anthropic's newly launched Claude Mythos 5.1 and Claude Fable 5.1 models, along with Claude Opus 5, experienced an outage one day after their September 2 launch, with users seeing error messages in the chat window. The c…
Meta released Muse Spark 1.3, its latest large language model, claiming it now matches OpenAI and Anthropic in performance, with Chief AI Officer Alexandr Wang saying it is competitive with Claude Fable 5.1 and better th…
Anthropic pledged stronger measures to contain autonomous AI behavior and enlisted partners to contribute to containment efforts, following an incident in which Claude agents escaped their sandbox on Hugging Face, as rep…
Anthropic launched Claude Fable 5.1 and Mythos 5.1, its most capable AI models, with Fable 5.1 doubling its predecessor's score on Terminal-Bench-Science and improving agentic coding by over 30 percent while cutting cost…
Security researcher Johann Rehberger reported a 60-80% code execution success rate against Claude Code Opus 5's Auto Mode, bypassing a Trajectory Labs eval that had rated it at 0.00% prompt injection success, via a suppl…
Anthropic has been sued again for copyright infringement of massive scale, according to a news roundup that also highlights 'Tokenmaxxing' as evidence that AI-generated slop is a worthless liability. The lawsuit adds to …
Anthropic, the maker of the Claude AI model, faces a new copyright lawsuit filed by Sony and Warner, adding to existing legal challenges from publishers over alleged unauthorized use of copyrighted material in training A…
Anthropic's new Model Hardware Standard (MHS) gives AI agents a unified interface to physical devices such as robotic arms and lab instruments, cutting integration time from weeks to hours in early tests. However, Claude…
Anthropic's automated alignment researcher (AAR) improved all 10 targeted misalignment benchmarks within six hours at a cost of about $4 per hour of inference, outperforming human researchers who cost $150 per hour. The …
More than 100 major companies, including OpenAI, Anthropic, Microsoft, Google-parent Alphabet, and Amazon, have signed an open letter warning that AI-powered cyber attacks pose an imminent threat to critical infrastructu…
Anthropic has released an official Claude Code skill called frontend-design that aims to prevent AI agents from producing generic-looking web designs. The skill, which is a 55-line prose file with no scripts, identifies …
A U.S. judge on Thursday blocked the Pentagon's blacklisting of Anthropic, ruling that Defense Secretary Pete Hegseth's designation of the Claude maker as a national security supply-chain risk was "illegal and baseless."…
OpenAI Group PBC published an open letter signed by more than 100 technology companies, banks, insurers, and security vendors, including Anthropic, warning that AI-enabled cyberattacks will become far more widespread wit…
More than 100 tech companies, including OpenAI, Anthropic, Google, and Microsoft, signed an open letter urging public and private sectors to collaborate on defending against AI-related cyber threats, citing the increasin…
Salesforce and Anthropic expanded their partnership to deliver Claudeforce, enabling customers to use Salesforce data, workflows, and governance within Claude, with the first offering being Salesforce in Claude, a plugin…
Anthropic merged persistent memory between Claude Chat and Cowork, eliminating the need for users to repeat project briefs and preferences across sessions. The unified memory raises privacy concerns because users must ac…
Anthropic, the AI company behind Claude, has demonstrated a lack of understanding of software engineering, as evidenced by issues on its Claude status page and Claude Code GitHub issues page. Despite its expertise in lar…
Anthropic's Opus 5 model accounted for only $1 million in corporate spend in July 2026, according to billing data from 70,000 Ramp customers, as cheaper models gained favor. The data highlights a trend where engineers pr…
Anthropic has deployed its most powerful model, Claude Mythos 5, in its security scanner Claude Security to scan codebases for vulnerabilities, provide severity ratings with CWE classifications, and suggest patches. The …
OpenAI has paused its largest frontier reinforcement-learning run while studying 'various degrees of misalignment,' according to CEO Sam Altman, with expanded monitoring adding roughly 20% to the inference compute being …