Anthropic releases Claude Sonnet 4 and Claude Opus 4
Briefly

Anthropic releases Claude Sonnet 4 and Claude Opus 4
"Claude Opus 4 is the world's best coding model, established by Anthropic, excelling at coding, complex problem-solving, and demonstrating significant performance improvements."
"Claude Opus 4 is distinguished for its memory capabilities and sustained performance, considered a vital asset for advanced coding and multi-step tasks."
"Sonnet 4, while not matching Opus 4 across domains, offers optimal performance for everyday use cases, balancing capability and efficiency for practical applications."
"GitHub is adopting Sonnet 4 as its new coding agent in GitHub Copilot, showcasing its effectiveness in agentic scenarios."
Anthropic has unveiled Claude Opus 4 and Claude Sonnet 4, its latest generation of hybrid reasoning models that enhance coding and problem-solving capabilities. Opus 4 is highlighted for its superior performance, particularly in memory and sustained task execution, while Sonnet 4 focuses on everyday use cases with improved efficiency. Sonnet 4 will serve as the coding agent in GitHub Copilot. Both models promise near-instant responses and better control over AI implementations, maintaining pricing consistent with previous versions.
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