Can Claude Opus 4.1 Improve My Code Security?

Explore Claude Opus 4.1's capabilities in a comprehensive 16-minute video that tests Anthropic's latest AI model upgrade through a practical secure Node.js application development challenge. Access Claude Opus 4.1 through GitHub Copilot's Ask Mode and witness its performance in real-world coding scenarios, comparing it directly to previous models using the same standardized security-focused development task. Follow along as the demonstration covers workspace creation, auto-generated secure application structure analysis, dependency management, and comprehensive testing to evaluate production readiness. Examine the model's approach to security best practices, package installations, and code generation while identifying both strengths and potential weaknesses in its development workflow. Learn about the model's enhanced capabilities for agentic tasks, reasoning, and coding through two detailed attempts at building a secure application, complete with analysis of what works and what doesn't. Gain insights into how this major upgrade handles security considerations, code structure, and testing protocols, providing valuable perspective on the current state of AI-assisted secure development practices.