AI Newsletter Builder: Crawl Sites with Dumpling AI, Summarize with GPT-4o

Who is this for? This workflow is built for newsletter writers, marketers, content creators, or anyone who curates and summarizes web articles. It’s especially helpful for virtual assistants and founders who need to quickly turn web content into digestible, branded newsletters using AI. What problem is this workflow solving? Manually reading, summarizing, and formatting multiple articles into a newsletter takes time and focus. This workflow automates the process using Dumpling AI for crawling, GPT-4o for summarization, and Gmail for delivery—so you can go from raw URLs to a polished email in minutes. What this workflow does Starts manually (can also be scheduled) Reads a list of article URLs

Help me set up the n8n workflow "AI Newsletter Builder: Crawl Sites with Dumpling AI, Summarize with GPT-4o" (https://n8n.io/workflows/4030). It uses: Google Sheets, HTTP Request, Gmail, Code, OpenAI. Import the template JSON into my n8n instance, list every credential I need to create, and walk me through testing it.