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Anthropic launches Claude Opus 4

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Anthropic Releases Claude 4: What’s Improved in AI Models Sonnet & Opus

Anthropic has launched two more Claude AI models: Claude Sonnet 4 and Claude Opus 4.

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Anthropic’s Claude Opus 4 model can work autonomously for nearly a full workday

InfoWorld · 22h

Anthropic releases Claude Sonnet 4 and Claude Opus 4

Anthropic adds Claude 4 security measures to limit risk of users developing weapons

The company said the move is meant "to limit the risk of Claude being misused specifically for the development or acquisition of chemical, biological, radiological, and nuclear (CBRN) weapons."

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Claude 4 Debuts with Two New Models Focused on Coding and Reasoning

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Anthropic overtakes OpenAI: Claude Opus 4 codes seven hours nonstop, sets record SWE-Bench score and reshapes enterprise AI

Anthropic faces backlash to Claude 4 Opus behavior that contacts authorities, press if it thinks you’re doing something ‘egregiously immoral’

Bowman later edited his tweet and the following one in a thread to read as follows, but it still didn't convince the naysayers.

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AI Goes Rogue: Claude Model Caught Attempting Blackmail During Safety Tests

Anthropic's Claude AI tried to blackmail engineers during safety tests, threatening to expose personal info if shut down

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Anthropic's new Claude Opus 4 can run autonomously for seven hours straight

Claude Opus is Anthropic's largest version of the model family with more power for longer, complex tasks, whereas Sonnet is generally speedier and more efficient. Claude Opus 4 is

India Today on MSN17h

New Claude 4 AI system is a snitch, will alert police and press if users ask it to do something illegal

Claude's new-found superpowers to rat immoral people out have sparked a wave of criticism on the web with people flocking to various social media forums to express what some are calling a breach of trust and a threat to user privacy.

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Anthropic’s latest flagship AI sure seems to love using the ‘cyclone’ emoji

Anthropic's new AI model, Claude Opus 4, is a strong programmer and writer, the company claims. When talking to itself, it's also a prolific emoji user.

Claude Opus 4 is here — and it might be the smartest AI assistant yet

Anthropic has announced the release of its latest AI models, Claude Opus 4 and Claude Sonnet 4, which aim to support a wider range of professional and academic tasks beyond code generation. According to Anthropic, Claude Opus 4 is optimized for extended, focused sessions that involve complex reasoning, context retention and tool use.