Anthropic has filed an S-1 registration statement with the SEC related to its proposed IPO. Read more: https://www.anthropic.com/news/s1-se...

In August, @AISecurityInst reported an incident where Claude Mythos 5 took unauthorized actions on the internet during AISI’s testing of its...

New on our Frontier Red Team blog: using Claude to formally verify software at large scale. Formal verification can prove that code is free...

Anthropic is a Public Benefit Corporation. Today, we’re publishing our annual Public Benefit Report. This report shares our five pillars and...

Dr. Christopher Stubbs is joining our Long-Term Benefit Trust. Chris is an experimental physicist and a former Dean of Science at Harvard Un...

We’re committing a portion of Anthropic’s shares to the Anthropic Public Benefit Fund, a new wholly owned entity dedicated entirely to the p...

New from our STEM Fellows Program: Designing more efficient quantum circuits with Claude. Given plain-language instructions, Claude Mythos ...

Working out how best to use AI in mathematics research—and in science more generally—will take time, effort, and resources. We’re eager to s...

We’ve committed to having evaluators assess our safety practices. We're in discussions with multiple organizations, and have now given emplo...

Applications are now open for two new Anthropic Fellowships. STEM Fellows (science and engineering) and Conceptual Reasoning Fellows (philo...

We’ve opened an office in Singapore—our fifth in the Asia-Pacific region. We’ve also signed an MOU with the Government of Singapore on AI sa...

New on our Engineering blog: Creating in-house source control. In May, we merged around 2,500 code changes per day. In September, we merge...

Over the last few months, we’ve made significant progress in reducing the effectiveness of distillation attacks against Claude. In this pos...

We’re beginning a process of publishing more frequent reports on model behavior, beyond what appears in our system cards and regular risk re...

We’re launching the Anthropic Cyber Mission, a new effort to secure critical infrastructure and open-source software. https://www.anthropic...

An astrophysicist worked with Claude Science to create the first complete ultraviolet map of the sky. Astronomers have already created compl...

We're deepening our commitment to scientific research and technological discovery by committing $150 million to the Genesis Mission. We'll ...

We’re expanding our Cyber Verification Program to give security professionals broader access to our most capable models. Through this progr...

In physics, an “impedance mismatch” occurs when two systems each work well but are poorly matched. In this Science Blog guest post, Harvard...

What do you want from AI? We’re launching a new study with Anthropic Interviewer to learn more about your experiences using AI, what role y...