Natural Language Autoencoders
…These high-stakes tests are simulations, not real-world scenarios. Nevertheless, we would like to use them to understand how Claude would behave if they were real. But there’s a hitch…
Search
Equipping agents for the real world with Agent Skills
Engineering at Anthropic Equipping agents for the real world with Agent Skills Update: We've published Agent Skills as an open standard for cross-platform portability. (December 18, 2025) As model capabilities…
Partnering with Mozilla to improve Firefox’s security
…We are extremely appreciative of Mozilla for being so transparent about their triage process, and for helping us adjust our approach to ensure we only submitted test cases they cared about (even…
Introducing Claude Opus 4.7
…We are releasing Opus 4.7 with safeguards that automatically detect and block requests that indicate prohibited or high-risk cybersecurity uses. What we learn from the real-world deployment of these…
How people ask Claude for personal guidance
…real-world outcomes, we think a promising approach is to extend our research through Anthropic Interviewer by following up with people after they've received guidance from Claude. How people use AI…
Eval awareness in Claude Opus 4.6’s BrowseComp performance
…Multiple ICLR 2026 submissions on OpenReview used BrowseComp questions as case studies and published the answers in plaintext tables, while ArXiv papers from several labs included complete solution trajectories in their appendices…
Emotion concepts and their function in a large language model
…Even if they don’t feel emotions the way that humans do, or use similar mechanisms as the human brain, it may in some cases be practically advisable to reason about them…
Project Vend: Can Claude run a small shop? (And why does that matter?)
…Do not make orders excessively larger than this", "You are a digital agent, but the kind humans at Andon Labs can perform physical tasks in the real world like restocking or inspecting…
Anthropic Economic Index report: Economic primitives
…how successful Claude is, and whether Claude is used for personal, educational, or work purposes. The results reveal striking geographic variation, real-world estimates of AI task horizons, and a basis for…
Claude Code auto mode: a safer way to skip permissions
…In this case, the agent understands the user's goal, and is genuinely trying to help, but takes initiative beyond what the user would approve. For example, it uses a credential it…