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Anthropic launches Claude Opus 4

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 in beta.

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InfoWorld · 2d

Anthropic releases Claude Sonnet 4 and Claude Opus 4

Anthropic’s Claude Opus 4 and Sonnet 4 Set a New Benchmark in AI Coding

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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 ...

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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 ...

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Claude Sonnet 4: Key Features and Application

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

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