Anthropic Preps Opus 4.7 and Full-Stack AI Studio—While Sitting on Something Much Scarier - Decrypt

Anthropic Readies Opus 4.7 and Design Tool as VCs Offer $800 Billion Valuation

Anthropic is preparing to release Claude Opus 4.7 and a natural language design tool as early as this week, while venture capital firms have offered to invest at valuations exceeding $800 billion – more than double the company’s last official price tag.The model ID anthropic-claude-opus-4-7 appeared on Google Vertex AI’s quota management page for EU […]

Announcing VibeBench: The AI benchmark that measures what matters — how models like Opus-4.7 actually feel to use in real-world work.

My coworkers and I have been long-time users of Claude Code and Codex and are getting a ton of exposure to other models due to our deep dives into…

An update on recent Claude Code quality reports

Anthropic is an AI safety and research company that's working to build reliable, interpretable, and steerable AI systems.

How Claude marks AI-generated content | Claude Help Center

Anthropic has signed the EU AI Act's Article 50(2) Code of Practice on Transparency of AI-Generated Content, as a provider of both generative AI models and generative AI systems. This article describes how we’re planning to put those commitments into practice, how marking works, and what its limitations are. We’ll update this article and publish more detailed technical guidance as it becomes available.

Eval awareness in Claude Opus 4.6’s BrowseComp performance

Anthropic is an AI safety and research company that's working to build reliable, interpretable, and steerable AI systems.

Introducing Claude Opus 5

Opus 5 is a step change improvement for the Opus tier powering long-running agents while delivering improvements in coding and professional work.

How building software is changing at Anthropic

A deepdive on what’s changed in how the leading AI lab makes software. Ever more code review and testing is done by AI, two-pizza teams very much alive, and more. Details from inside of Anthropic

Claude’s Constitution

Anthropic is an AI safety and research company that's working to build reliable, interpretable, and steerable AI systems.

Claude’s Constitution

Anthropic is an AI safety and research company that's working to build reliable, interpretable, and steerable AI systems.

Accelerating Science with Human+AI Review

This issue of NEJM AI features the first two articles published through our accelerated human+AI review process. In this editorial, we describe the invitation-only “Fast Track” process used to revi...

The AI Model That Was Too Dangerous to Release: Meet Claude Mythos

Anthropic just built the most powerful AI in history. Then decided the world wasn’t ready for it. Here’s everything you need to know.

The assistant axis: situating and stabilizing the character of large language models

Anthropic is an AI safety and research company that's working to build reliable, interpretable, and steerable AI systems.

Claude Mythos Preview: Anthropic's Cybersecurity AI

Guide to Claude Mythos Preview, Anthropic's most capable AI model. Capabilities, benchmarks, Project Glasswing, cybersecurity impact, and business implications.