Claude Opus 4.5 (latest)

Claude Opus 4.5 is engineered as a high-performance model focused on complex reasoning and practical utility for professional environments. It is specifically designed to excel in software engineering, demonstrating state-of-the-art performance on benchmarks like SWE-bench Verified. Beyond coding, the model is built to function as a capable agent, supporting computer use and intricate tasks that require navigating software interfaces. Its design intent centers on providing deep research capabilities and handling everyday professional workflows, such as managing spreadsheets and slides, making it a versatile tool for developers, financial analysts, and consultants.

The model represents a significant step forward in intelligence, building upon the lineage of previous iterations to offer improved efficiency and reasoning. It is optimized for long-running agentic tasks and can be integrated into enterprise pipelines to process large volumes of data, including millions of rows or complex documents. By supporting advanced chaining and automation, it allows users to build sophisticated workflows that remain connected to enterprise databases and retrieval systems. This model is positioned to handle demanding, multi-step operations, providing a robust foundation for users who need to automate complex, data-heavy processes at scale.