Developed and delivered the CloudWatch Synthetics Canary Failure Analysis feature for the Application Signals MCP Server repository, enabling deep analysis of canary failures through the new analyze_canary_failures command. This work involved reviewing logs and screenshots to identify root causes and generate actionable remediation recommendations. The implementation leveraged AWS CloudWatch, AWS Synthetics, and Boto3, with all logic written in Python. The developer focused on improving test coverage and addressing stability issues, resulting in more reliable canary analysis workflows. Their approach emphasized thorough error and root cause analysis, code refactoring, and robust testing practices to enhance the MCP server’s operational reliability.