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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 releases Claude Sonnet 4 and Claude Opus 4

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Anthropic’s new Claude 4 AI models can reason over many steps

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 AI will try to report you to authorities if it thinks you’re doing shady stuff

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Anthropic’s Promises Its New Claude AI Models Are Less Likely to Try to Deceive You

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

Anthropic's Claude Opus 4 outperforms OpenAI's GPT-4.1 with unprecedented seven-hour autonomous coding sessions and record-breaking 72.5% SWE-bench score, transforming AI from quick-response tool to day-long collaborator.

New Claude 4 AI model refactored code for 7 hours straight

In particular, that marathon refactoring claim reportedly comes from Rakuten, a Japanese tech services conglomerate that "validated [Claude's] capabilities with a demanding open-source refactor running independently for 7 hours with sustained performance," Anthropic said in a news release.

Claude Sonnet 4: Key Features and Application

Claude Sonnet 4 boosts coding, reasoning, and agent capabilities with enhanced memory, speed, and steerability across major dev platforms.

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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.

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

AI company Anthropic today announced the launch of two new Claude models, Claude Opus 4 and Claude Sonnet 4. Anthropic says that the models

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Forget ChatGPT, Claude 4 might be the new gold standard

Anthropic just unveiled its Claude Opus 4 and Claude Sonnet 4 models. Just like all other AI companies, Anthropic is working on AI agents that can work for you. This goes far beyond simply using a chatbot.

AI long-distance runner: Anthropic presents Claude 4

After a long wait, Anthropic has unveiled the next generation of its AI. Claude Opus 4 and Sonnet 4 are designed to excel at complex programming tasks.