Research
Papers, benchmarks and the techniques behind what eventually ships.
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Claude designs proteins that bind scorpion toxins, an early step towards new antivenoms
In a 64-hour, largely autonomous campaign, an internal Claude model designed 17 small proteins that two outside labs confirmed bind to scorpion…
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How Are AI Models Tested? Benchmarks, Evals and Red Teams Explained
Explains how AI models are tested, from exam-style benchmarks to red teams and outside evaluators, and why a single score rarely tells…
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Researchers use AI to track side effects of an unapproved weight-loss drug on Reddit
Penn engineers used language models to sort about 150,000 Reddit posts on unapproved retatrutide and found increased appetite most reported.
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Claude traces the mysterious seeds behind NIST’s elliptic curves to a 1990s random number generator
Anthropic says Claude worked out how the seeds for NIST’s P-curves were generated, and that the answer makes a hidden backdoor less…
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Anthropic’s own data: junior technical hiring falls as agents take on more work
A report from Anthropic on its own workforce finds the junior share of technical hires fell from 27% to 9% as staff…
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Probes explained in 2 minutes
A probe is a small classifier that reads an AI model’s internal signals, rather than its words, to detect things like deception.
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World-action models explained in 2 minutes
A world-action model predicts both what a robot should do next and what the world will look like after it does it.
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World model
A model that learns how an environment behaves so it can predict what will happen next, including after an action.
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How Do Robots Learn? Teleoperation, Simulation and Vision-Language-Action Models
Robots learn skills from three sources, people steering them, practice in simulation and models that turn words and images into movement, and…
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Anthropic gives METR staff badges and the right to publish without a veto
Six METR staff now have Anthropic hardware, desks and internal tools, and can publish their risk assessments without Anthropic holding a veto.
