I'm working on stuff in a similar space. I need to evaluate how do different project scaffolding impacts the results of Claude Code/Opencode (either with Anthr

I'm working on stuff in a similar space. I need to evaluate how do different project scaffolding impacts the results of Claude Code/Opencode (either with Anthropic models or third party) for agentic purpose. But I am unsure on how should I be testing and it's not very clear how did Vercel proceeded here.