Optimize Amazon Ads with GPT-4o for Bid, Budget & Keyword Recommendations

Overview This template is designed for Amazon sellers and advertisers who want to automate their campaign performance analysis and bidding strategy. It solves the common challenge of manually reviewing Sponsored Products reports and guessing how to adjust keywords, placements, and budgets. By combining Amazon Advertising reports with OpenAI's GPT-4o, this workflow delivers real-time, personalized optimization instructions — automatically. Features 📥 Automatically downloads Sponsored Products reports from Google Drive 🧠 Uses AI to analyze campaign, keyword, placement, targeting, and budget performance 📊 Supports both .csv and .xlsx report formats 🔁 Handles multiple ASINs and scales easily

Help me set up the n8n workflow "Optimize Amazon Ads with GPT-4o for Bid, Budget & Keyword Recommendations" (https://n8n.io/workflows/3793). It uses: Google Drive, Gmail, Code, Basic LLM Chain, OpenAI Chat Model. Import the template JSON into my n8n instance, list every credential I need to create, and walk me through testing it.