Introducing Claude Sonnet 4.5
…We're releasing it along with a set of major upgrades to our products. In Claude Code , we've added checkpoints—one of our most requested features—that save your progress and…
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Measuring AI agent autonomy in practice
…Claude may not be stopping at the right moments, it may ask unnecessary questions, and its behavior might be affected by product features such as Plan Mode . Regardless, as tasks get harder…
Advancing Claude in healthcare and the life sciences
…a productive research partner for scientists and clinicians, and in helping Claude to support those in industry bringing new scientific advancements to the public. Now, we’re expanding that feature set in…
Mapping the mind of a large language model
…This is the first ever detailed look inside a modern, production-grade large language model. Whereas the features we found in the toy language model were rather superficial, the features we found…
Claude Opus 4.6
…Product updates Across Claude and Claude Code, we’ve added features that allow knowledge workers and developers to tackle harder tasks with more of the tools they use every day. We’ve…
How we contain Claude across products
Engineering at Anthropic How we contain Claude across products Twelve months ago, we'd have rejected out of hand the idea of granting Claude access sufficient to take down an internal Anthropic…
Golden Gate Claude
When we turn up the strength of the “Golden Gate Bridge” feature, Claude’s responses begin to focus on the Golden Gate Bridge. For a short time, we’re making this model…
Introducing Claude Opus 5
…On our benchmark it opened its pages in a browser at desktop and phone widths, caught a product hidden below the mobile fold and an off-screen checkout button, and fixed both…
Introducing Claude Opus 4.8
…Opus 4.8 launches alongside several new features. Users on claude.ai now have control over the amount of effort Claude puts into a task. Claude Code has a new “dynamic workflows…
Announcing Anthropic's Responsible Scaling Policy
…uses of Claude or disrupt availability of our products. Rather, it should be seen as analogous to the pre-market testing and safety feature design conducted in the automotive or aviation industry…