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    📦 NEW: Claude Sonnet 4 and Claude Opus 4

    📦 NEW: Claude Sonnet 4 and Claude Opus 4

    May 22 20251 min read

    We've added support for the latest Anthropic models, Claude Sonnet 4 and Claude Opus 4, on Langbase. Try them out in your Langbase pipes and on Command.new.


    Claude Sonnet 4

    Released just minutes ago, the Anthropic Claude Sonnet 4 model is now available on Langbase. It strikes a strong balance between performance and efficiency, making it well-suited for both internal tools and customer-facing applications.

    With enhanced steerability and leading coding performance at 72.7% on SWE-bench, Claude Sonnet 4 offers greater control and reliability across a wide range of use cases—providing a practical alternative to Opus 4 without compromising on quality.

    Claude Opus 4

    Released just minutes ago, the Anthropic Claude Opus 4 model is also now available on Langbase. It delivers exceptional long-form reasoning, unmatched coding capabilities, and sustained performance over extended tasks.

    Claude Opus 4 ideal for complex agent workflows, advanced software development, and multi-step problem-solving at scale—enabling new levels of autonomy and productivity in enterprise and research settings.