LangChain's Open SWE is an innovative open-source, asynchronous coding agent designed to function like a real software engineer by managing tasks such as reading GitHub issues, planning, coding, testing, and opening pull requests, all within a cloud environment. Distinguished by its architecture, Open SWE operates as a long-running, multi-agent system on the LangGraph Platform, capable of executing complex workflows and requiring robust infrastructure, which is where Daytona plays a crucial role. Daytona provides a stateful, secure, and isolated environment suitable for tasks that involve extensive processing and require persistence, isolation, and runtime control. Each task in Open SWE benefits from Daytona's dedicated sandbox, ensuring secure and efficient execution. Open SWE is fully customizable, allowing users to extend its capabilities with the necessary API keys and access to the GitHub repository. LangChain has thus developed a comprehensive automation system rather than just a coding tool, leveraging Daytona's unique infrastructure to support its advanced functionalities.