Anthropic has launched Claude Sonnet 5.5, an updated version of its AI model, offering a 30% increase in output generation speed and a potential 30% reduction in task costs. While API pricing remains the same, the model achieves greater efficiency through fewer tokens and tool calls. Sonnet 5.5 demonstrates improved performance across various benchmarks, including a significant jump on Terminal-Bench 4.0, and is now available via API, AWS, Google Cloud, and Azure. AI
IMPACT Sets new SOTA on Terminal-Bench 4.0 and offers significant cost efficiencies, potentially accelerating adoption for well-scoped tasks.
RANK_REASON Frontier-lab model release with system card.
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