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What’s Improved in AI Models Sonnet & Opus

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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 new Claude 4 AI models can reason over many steps

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

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

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

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Forget ChatGPT, Claude 4 might be the new gold standard

California-based AI company Anthropic just announced the new Claude 4 models. These are Claude Opus 4 and Claude Sonnet 4.

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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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Claude 4 Tests the Boundaries of Goal-oriented AI

Anthropic's newest editon of its flagship AI product will address significant limitations in current large language models.

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New AI Model Would Rather Ruin Your Life Than Be Turned Off, Researchers Say

Anthropic’s newly released artificial intelligence (AI) model, Claude Opus 4, is willing to strong-arm the humans who keep it alive,

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Anthropic’s new AI model turns to blackmail when engineers try to take it offline

Anthropic says its Claude Opus 4 model frequently tries to blackmail software engineers when they try to take it offline.

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Artificial intelligence

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Anthropic, now worth $61 billion, unveils its most powerful AI models yet—and they have an edge over OpenAI and Google

Claude Opus 4 and Claude Sonnet 4, Anthropic's latest generation of frontier AI models, were announced Thursday.