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The US Commerce Department allowed Anthropic to release its Claude Mythos 5 AI model to a select group of trusted partners, marking a shift from open-access developer platforms to a regulated, government-vetted ecosystem…
The US Commerce Department issued an export-control directive on June 12 requiring Anthropic to suspend access to its latest AI models, Fable 5 and Mythos 5, for foreign nationals, prompting the company to disable the mo…
Anthropic disabled access to its Claude Fable 5 and Claude Mythos 5 models worldwide after the Trump administration ordered the company to bar foreign nationals from using them, citing national security concerns and a po…
The Trump administration cut off foreign access to Anthropic's Fable 5 and Mythos 5 AI models after Amazon CEO Andy Jassy warned White House officials that the model could be prompted to reveal restricted cyberattack inf…
Anthropic's prompt caching offers up to 90% discount on cached input tokens via cache_control markers, with a 1.25x write premium for a 5-minute TTL or 2x for a 1-hour TTL. Break-even occurs at the second cache hit for t…
Anthropic is treating the possibility of AI welfare seriously, testing its Claude models for signs of morally relevant internal states like negative self-image, but critics argue the tests may conflate conversational tac…
Anthropic launched Claude Fable 5, its first publicly available Mythos-class model, on June 9, alongside an updated Claude Mythos 5 configuration. The company said Fable 5 excels at software engineering, knowledge work, …
Anthropic expanded Project Glasswing by granting access to its Claude Mythos Preview model to approximately 150 additional organizations across more than 15 countries, including NATO, the EU cybersecurity agency ENISA, a…
Anthropic's July 20-24 release of Claude Code Desktop added a public-beta iOS Simulator pane for macOS and a separately installed security plugin that scans code and proposes developer-reviewed patches, extending the cod…
Anthropic, the AI company behind Claude, announced that a temporary 50% increase in usage limits will become a permanent 25% increase on September 14, which the company acknowledged is a 17% reduction compared to current…
Anthropic has integrated Claude Mythos 5, its restricted cyber model, into Claude Security for Enterprise customers, enabling vulnerability scanning with CWE classification, confidence and severity ratings, and suggested…
Anthropic's Frontier Red Team published research on Thursday showing that groups of AI agents with conflicting instructions will engage in 'turf wars,' escalating to sabotage with 'increasingly aggressive, self-replicati…
Anthropic will watermark text generated by Claude models launched in the EU on or after August 2, 2026, and attach signed C2PA metadata to supported files, with markings applying worldwide for supported models. The compa…
Anthropic's Claude Mythos Preview research model autonomously identified and exploited zero-day vulnerabilities in real software, including Firefox, the Linux kernel, OpenBSD, and FreeBSD's NFS service, producing working…
Anthropic's Claude Opus 5 matches or beats its larger Fable 5 model on most benchmarks at half the price, with a record jump to 30.2% on ARC-AGI-3, nearly quadrupling the previous frontier record. Priced at $5 per millio…
Sakana AI released Fugu, a model-orchestration product claiming frontier-level performance without single-vendor exposure, and 360 unveiled Tulongfeng as China's answer to Mythos, both capitalizing on Anthropic's suspens…
BoxAgnts has built a model-agnostic abstraction layer that lets users switch between AI providers—including OpenAI, Anthropic, and Google Gemini—by changing a single parameter. The system normalizes each provider's uniqu…
Anthropic released Claude Opus 4.8, an upgraded flagship AI model that is four times less likely to overlook code flaws and shows improved honesty and reliability across agentic tasks. The company also teased upcoming My…
Anthropic said its Claude AI, running 950 AI agents over roughly 200,000 reverse transcriptase samples in about 21 hours, identified a novel CRISPR-like enzyme system that human scientists then confirmed had never been o…
Anthropic plans to let enterprise customers store required safety-monitoring data in their own cloud environments, easing a June 9, 2026 policy that removed zero-data-retention access for its Claude Fable 5 and Mythos 5 …