Anthropic's Claude Sonnet 5 Closes In on Opus 4.8 at a Fraction of the Price
In brief Anthropic launched Claude Sonnet 5 on Tuesday at $2 per million input tokens and $10 per million output tokens through August 31, after...
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OpenAI's GPT-5.5 Cyber AI Beats Anthropic's Banned Mythos Model—And Nobody's Shutting It Down
In brief OpenAI released GPT-5.5-Cyber, a model designed to help find and fix software vulnerabilities faster than previous versions. It outperforms Anthropic’s Mythos on key...
Anthropic's Mythos AI finds no more 'serious' bugs in Zcash: Wilcox
Zcash founder Zooko Wilcox said a security audit by Anthropic’s Claude Mythos artificial intelligence model found no serious vulnerabilities in the privacy-preserving cryptocurrency’s protocol. Requested...
AI researcher claims he's already bypassed Anthropic's Fable 5 guardrails
An artificial intelligence and cybersecurity researcher claims to have jailbroken Anthropic’s latest AI model, Claude Fable 5, within just 48 hours of it being launched. ...
Anthropic's warning: AI is on the cusp of getting smarter on its own
US-based AI firm Anthropic warns AI development is advancing at a pace that could soon see agents building, training and improving themselves without human input...
Anthropic's Claude Opus 4.8 Is Here: Better AI Coding, Smarter Safety—Same Huge Price
In brief Anthropic released Claude Opus 4.8 on Thursday, just six weeks after Opus 4.7. The update comes with gains across software engineering, reasoning, and...
Anthropic's Claude Mythos AI Model Nearing Release After Raising Cybersecurity Alarms
In brief Anthropic said it expects to bring its Claude Mythos AI model to customers “in the coming weeks” after completing additional tests. Claude Mythos...
Apple Mac M5 System Exploited With Anthropic's Claude Mythos AI, Researchers Claim
In brief A security firm claims it built a working macOS kernel exploit targeting Apple’s M5 chip and Memory Integrity Enforcement system. The company says...
Elon Musk's SpaceX Will Help Power Anthropic's Claude in Surprise AI Deal
In brief Elon Musk’s SpaceX/xAI signed a deal to provide Anthropic access to the Colossus 1 AI supercomputer cluster. Anthropic said the added compute power...
Someone Built an Open-Source 'Theoretical Mythos' to Reverse-Engineer Anthropic's Most Dangerous AI
In brief OpenMythos is a from-scratch reconstruction of the Claude Mythos architecture, built only from public research papers and educated guesses. Claude Mythos is Anthropic’s...