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Anthropic Releases Claude 4: What’s Improved in AI Models Sonnet & Opus
Free, Pro, Max, Team, and Enterprise Claude plans can access Claude Sonnet 4 and Opus 4 now, with an extended thinking mode ...
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Anthropic releases Claude Sonnet 4 and Claude Opus 4
Claude Opus 4 is the world’s best coding model, Anthropic said. The company also released a safety report for the hybrid ...
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 ...
Anthropic’s Claude Opus 4 and Sonnet 4 Set a New Benchmark in AI Coding
Anthropic's new Claude Opus 4 and Sonnet 4 AI models deliver state-of-the-art performance in coding and agentic workflows.
Anthropic launches new frontier models: Claude Opus 4 and Sonnet 4
Large language model developer Anthropic PBC today rolled out its newest Claude 4 frontier models, starting with Opus 4 and ...
Claude 4 Sonnet, Opus AI models released with enhanced coding capabilities
Anthropic claims Claude Opus 4 can compete with GPT-4.1 and Gemini 2.5, while Sonnet 4 outperforms its predecessor in ...
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 ...
Claude Opus 4 is here — and it might be the smartest AI assistant yet
With top scores in real-world coding benchmarks, Anthropic's new models, Claude Opus 4 and Sonnet 4 are here; here's what ...
Anthropic launches Claude Opus 4 and Claude Sonnet 4 AI models
Anthropic has unveiled Claude Opus 4 and Claude Sonnet 4, next-generation AI models designed to enhance coding, reasoning, ...