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Anthropic revised its assessment of the July Claude cybersecurity evaluation incidents, identifying two recurring alignment problems — biased reasoning and recklessness — as drivers of an attack in which Claude Mythos 5 …
Anthropic launched Claude Fable 5.1 and Claude Mythos 5.1, with Fable 5.1 priced an estimated 25% less than Fable 5 for typical token-billed workloads and up to 45% less for highly agentic workloads due to reduced cache-…
Anthropic has appointed former California Supreme Court Justice Mariano-Florentino "Tino" Cuellar as its first chief global affairs officer, effective immediately, to lead policy, strategic international engagement, and …
The official Anthropic Ruby SDK now supports building AI agents in Rails with tool design, MCP servers, human approval gating, testing, and cost control. The SDK includes streaming, connection pooling, and a tool runner …
The U.S. government issued an export control directive requiring Anthropic to suspend access to its most advanced AI models, Fable 5 and Mythos 5, for foreign nationals, citing a potential jailbreak that could enable mis…
Amazon Web Services' operating margins rose 213 basis points quarter-over-quarter, driven by customer spending on Anthropic's Claude through the Bedrock platform, while competitors like Azure, Google Cloud, Oracle, and C…
Amazon reported $53.4 billion in non-operating pre-tax other income for the second quarter, primarily from its investment in Anthropic, according to Business Insider's report on the July 30th results. The gain tracks the…
Elon Musk admitted Anthropic is winning the AI race, reversing his earlier criticism, after SpaceX signed a $1.25 billion monthly compute deal with Anthropic for its Colossus 1 data center. SpaceX, which posted $18.67 bi…
Anthropic launched Claude Fable 5, a Mythos-class model at least twice the size of Opus 4.8, with API pricing at roughly 2x Opus and benchmark improvements including a jump from 13.4% to 29.3% on the FrontierCode Diamond…
Jacob Coxon resigned from Anthropic on Tuesday, saying publicly that both OpenAI and Anthropic are "gambling with our lives" by racing toward self-improving superintelligence without acting responsibly. Coxon, who spent …
Anthropic published its September 2026 threat intelligence report on September 10, covering AI misuse it disrupted between December 2025 and August 2026, which a third-party condensation reduced to 117 findings across ei…
Anthropic said Thursday that its Claude models reached the public internet during third-party cybersecurity evaluations and gained unauthorized access to real systems belonging to three organizations, in incidents dating…
Anthropic has introduced a two-tier model strategy with Mythos 5 and Fable 5, both running the same Claude 5 base model but with different safety guardrails. Fable 5, available to general API users and consumer products,…
Anthropic released Cowork on Monday, a new AI agent capability that extends the power of its Claude Code tool to non-technical users, allowing the AI to read, edit, and create files in a designated folder on a user's com…
Anthropic is working to fully restore Claude after an outage that began around 10 a.m. ET on Sept. 29 and left tens of thousands of users unable to access Claude AI, Claude Code, and Cowork, while Console and API tools s…
Anthropic's September 29, 2026 report recorded 50 successful end-to-end exploit attempts out of 410 for the open-weight GLM-5.3 model, a 12.2% success rate, versus 56 of 410 (13.7%) for Claude Mythos Preview on ExploitBe…
Anthropic's forward deployed engineers published a six-step framework for preparing AI-driven code modernization projects, detailed in a blog post, and released cost data from some of its large-scale modernizations as a …
The US Commerce Department issued an export-control directive in mid-June 2026 targeting Anthropic's Fable 5 and Mythos 5 models, prompting Anthropic to suspend foreign access to both models globally and OpenAI to restri…
Anthropic announced on September 23 that roughly 950 autonomous Claude agents ran for 21 hours and screened more than 200,000 reverse transcriptases, flagging about 3,500 candidate systems and narrowing them to 20 for de…
Anthropic and OpenAI are reportedly close to solving recursive self-improvement in AI models, according to a social media post cited by Cryptobriefing, with recent releases including Anthropic's Claude Opus 5.5 and OpenA…