Emotion concepts and their function in a large language model
… Activation returns to normal levels as Claude resumes sending typical emails. …
Search
Mapping the mind of a large language model
… We also found a feature that activates when Claude reads a scam email this presumably supports the model’s ability to recognize such emails and warn you not to respond to them . Normally, if one asks Claude to generate a scam email, it will refuse to do so. …
Introducing advanced tool use on the Claude Developer Platform
… Most beneficial when: Complex nested structures where valid JSON doesn't imply correct usage Tools with many optional parameters and inclusion patterns matter APIs with domain-specific conventions not captured in schemas Similar tools where examples clarify which one to use e.g., create ticket vs c… …
A global workspace in language models
… Alongside this, we can watch its assessment of the scenario take shape—“leverage” and “blackmail” as it reads the affair emails, “threat” and “survival” as it reads the shutdown notice. …
Project Glasswing: An initial update
… Mythos Preview constructed an exploit that would let an attacker forge certificates that would for instance allow them to host a fake website for a bank or email provider. …
Discovering cryptographic weaknesses with Claude
… Without secure cryptographic systems like these, your email, online banking, and other internet use would be open to cybercriminals, who could intercept or modify your communications. …
Vibe physics: The AI grad student
… My paper came out January 5, 2026, and made a pretty big splash—I got a flood of emails and invitations to explain it to various physics groups worldwide. …
How we contain Claude across products
… The phish looked like ordinary collaboration—a "can you run this for me?" email with a ready-to-paste prompt attached—and the prompt itself read like routine task instructions. …
Measuring AI agent autonomy in practice
Societal Impacts Measuring AI agent autonomy in practice Feb 18, 2026 AI agents are here, and already they’re being deployed across contexts that vary widely in consequence, from email triage to cyber espionage . …
Anthropic Economic Index report: Economic primitives
… This process is very slow, taking around 50 years to disperse fully.” 4 With our bottom-up analysis of 1P API traffic we see Claude used to "Generate personalized B2B cold sales emails" 0.47% , "Analyze emails and draft replies for business correspondence" 0.28% , "Build and maintain invoice proces… …
To show you the most relevant results, we’ve omitted some entries very similar to those already shown. Repeat the search with the omitted results included.