Automate Document QA with RAG Using Milvus, Cohere, and OpenAI for Google Drive
This workflow automates the creation of a Retrieval Augmented Generation (RAG) system by monitoring Google Drive for new PDFs, extracting content, generating embeddings with Cohere, and storing them in Milvus. It enables a RAG agent to provide context-aware responses using OpenAI.
The workflow is designed to streamline the process of building a document-based QA system. It begins by watching a Google Drive folder for new PDF files, downloading and extracting their content. The extracted text is then split into chunks and vector embeddings are generated using Cohere. These embeddings are stored in a Milvus vector database, which the RAG agent queries to retrieve relevant information. The agent uses OpenAI to generate responses based on the retrieved data, creating a powerful tool for context-aware question answering.
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How to import this workflow into n8n
- 1Purchase or download the workflow to get the n8n workflow JSON file.
- 2In your n8n instance, open Workflows and choose "Import from File" (or paste the JSON with Ctrl+V on the canvas).
- 3Open each node marked with a credential warning and connect your own accounts and API keys.
- 4Run the workflow once manually to verify the data flow, then toggle it to Active.
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