Generate AI document titles for Paperless-ngx with GPT-4o Mini

Trigger new articles and add rows in Google Sheets with a ChatGPT Assistant

Automatically track new articles via RSS, generate insights with a ChatGPT assistant, and log them in Google Sheets for streamlined content management and analysis.

Process & summarize PDFs from email & messaging apps with OpenAI GPT

Process PDFs from Gmail, Outlook, Telegram and WhatsApp with OpenAI Transform PDF documents into actionable insights automatically across multiple platforms. This workflow monitors emails and messaging platforms for PDF attachments, extracts content, and delivers AI-powered summaries. Who's it for Business professionals, teams, and organizations needing automated PDF analysis from emails and messaging platforms. Perfect for processing contracts, reports, invoices, and documents requiring quick r

📥 Transform Google Drive documents into vector embeddings

Automatically convert documents from Google Drive into vector embeddings using OpenAI, LangChain, and PGVector — fully automated through n8n. --- ⚙️ What It Does This workflow monitors a Google Drive folder for new files, supports multiple file types (PDF, TXT, JSON), and processes them into vector embeddings using OpenAI’s text-embedding-3-small model. These embeddings are stored in a Postgres database using the PGVector extension, making them query-ready for semantic search or RAG-based AI age

Evaluate AI agent response relevance using OpenAI and cosine similarity

This n8n template demonstrates how to calculate the evaluation metric "Relevance" which in this scenario, measures the relevance of the agent's response to the user's question. The scoring approach is adapted from the open-source evaluations project RAGAS and you can see the source here How it works This evaluation works best for Q&A agents. For our scoring, we analyse the agent's response and ask another AI to generate a question from it. This generated question is then compared to the origi

Analyze sentiment in customer feedback on Google Sheets using ChatGPT

Run a simple sentiment analysis of your customer feedback with the power of Artificial Intelligence!

Create custom PDF documents from templates with Gemini & Google Drive

This workflow contains community nodes that are only compatible with the self-hosted version of n8n. 1 — What Does It Do / Which Problem Does It Solve? This workflow turns Google Docs-based contract & form templates into ready-to-sign PDFs in minutes—all from a single chat flow. - Automates repetitive document creation. Instead of copying a rental, sales, or NDA template and filling it by hand every time, the bot asks for the required values and fills them in. - Eliminates huma

Automate assignment grading with GPT-4-Turbo and multi-format reports

Introduction Automates AI-driven assignment grading with HTML and CSV output. Designed for educators evaluating submissions with consistent criteria and exportable results. How It Works Webhook receives papers, extracts text, prepares data, loads answers, AI grades submissions, generates results table, converts to HTML/CSV, returns response. Workflow Template Webhook → Extract Text → Prepare Data → Load Answer Script → AI Grade (OpenAI + Output Parser) → Generate Results Table → Convert

Instant infographic generator (LINE + Nano Banana Pro)

About This Template This workflow turns complex data or topics sent via LINE into beautiful, easy-to-understand Infographics. It combines Gemini (to analyze data and structure the visual layout) and Nano Banana Pro (accessed via Kie.ai API) to generate high-quality, data-rich graphics (Charts, timelines, processes). How It Works 1. Input: User sends a topic or data points via LINE (e.g., "Japan's Energy Mix: 20% Solar, 10% Wind..."). 2. Data Visualization Logic: Gemini acts as an Information Des