This n8n workflow automates the process of analyzing customer reviews stored in Google Sheets for sentiment. It fetches review data, applies OpenAI’s language model for sentiment classification, updates the sheet with the results, and generates a visual sentiment summary chart. Finally, it emails the summarized sentiment report to the concerned team. This setup is ideal for businesses wanting to gauge customer satisfaction quickly and accurately, leveraging AI and automation to streamline feedback analysis.

Node Count	11 – 20 Nodes
Nodes Used	@n8n/n8n-nodes-langchain.lmChatOpenAi, @n8n/n8n-nodes-langchain.sentimentAnalysis, code, gmail, googleSheets, manualTrigger, quickChart, splitInBatches, stickyNote