AI-Powered Email Replies with Spam Filtering & FAQ Lookup using GPT-4o mini & Pinecone

This n8n workflow automates the handling of incoming emails. It detects and filters out spam, searches a knowledge base (FAQ) stored in a Pinecone vector database, and sends a reply using Gmail — all powered by an AI model (GPT-4o mini). How It Works Receiving Emails The Gmail Trigger node checks a Gmail inbox every hour. When a new email arrives, it starts the workflow. Fetching Full Email Content The getmessage node retrieves all the details of the message: sender, subject, text, message ID, etc. Spam Filtering The Spam checker node uses GPT-4o mini to classify the email as either "spam" or "no spam". It detects not only classic spam but also automated messages (e.g. from Google or Microso

Help me set up the n8n workflow "AI-Powered Email Replies with Spam Filtering & FAQ Lookup using GPT-4o mini & Pinecone" (https://n8n.io/workflows/5142). It uses: Gmail, AI Agent, Embeddings OpenAI, OpenAI Chat Model, Simple Memory, Pinecone Vector Store, OpenAI. Import the template JSON into my n8n instance, list every credential I need to create, and walk me through testing it.