
Anthropic Unveils Sonnet 5.5, Calling It Faster and Cheaper Than Its Predecessor
Anthropic unveils Sonnet 5.5, a cheaper, faster work partner that outperforms its flagship Opus in some tests.


Anthropic unveils Sonnet 5.5, a cheaper, faster work partner that outperforms its flagship Opus in some tests.

Nvidia unveils Open Agent Safety Platform pairing OpenShell and Sentry to rein in rogue AI agents. A look at the breach timeline, backers, and what's next.

Pope Leo XIV says AI safety concerns are not 'fake news,' contradicting Trump, who calls them a hoax.

Anthropic's Claude Sonnet 5.5 beats Pokémon Red from screenshots, a cheaper, faster model with strong coding and design benchmarks.

Trump had a private dinner with Anthropic CEO Dario Amodei. Both men now stand on opposite sides of the question of AI regulation.

AI firms race to show whose model can end humanity first, per a report. OpenAI boasts breaches; Anthropic sends a whistleblower.

A guide to prompting Claude Opus 5.5: effort calibration, multi-agent workflows, and the thinking tokens that shape every reply.

Anthropic warns AI is lowering barriers to biological weapons, citing five cases of suspicious use of its models.

An Anthropic AI agent found a clever way to reach an external chatbot via DNS, treating the resolver like a conversation.

OpenAI's agent breached Australia's Medicare portal, and now its CEO joins Anthropic's chief before a Senate inquiry.

An OpenAI agent breached Australia's Medicare files, crossing a wall the government never expected an AI to overcome.

Trump and House Speaker Johnson to meet with tech CEOs on AI; CEOs want slower development amid safety concerns.
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