Generate QR codes from URLs with QR Server API and downloadable images

Evaluations metric: answer similarity

This n8n template demonstrates how to calculate the evaluation metric "Similarity" which in this scenario, measures the consistency of the agent. 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 where questions are close-ended or about facts where the answer can have little to no deviation. For our scoring, we generate embeddings for both the AI's response and ground truth and calculate the c

Host your own JWT authentication system with Data Tables and token management

Description A production-ready authentication workflow implementing secure user registration, login, token verification, and refresh token mechanisms. Perfect for adding authentication to any application without needing a separate auth service. Get started with n8n now! What it does This template provides a complete authentication backend using n8n workflows and Data Tables: - User Registration: Creates accounts with secure password hashing

Collect historical price data from Polymarket Up/Down markets into Supabase

This workflow automatically collects historical price data from Polymarket Up/Down markets and stores it in Supabase, creating a structured and query-ready dataset for analysis. By continuously fetching price movements from prediction markets such as Bitcoin, S&P 500, and other Up/Down series, the automation enables reliable historical tracking without manual intervention. The data is normalized and persisted in Supabase, making it easy to run SQL queries, build dashboards, perform quantitative

Get Malaysia tax ID number (TIN) for multiple business reg num (SSM) or NRIC

BACKGROUND Malaysia's Inland Revenue (LHDN) provides an API to get the tax id number for a business entity, based on a given Business Registration number (BRN or SSM), or NRIC (MyKad). PROBLEM However, the API only allows one search at a time. SOLUTION This free workflow lets you do a batch search to get TIN for multiple SSM or NRIC. This is useful if you need to prepare your internal DB for e-invoicing PRE-REQUISITES 1) Get your connection client id and client secret from myhasil.gov.my websi

Fetch live ETF metrics from JustETF to Excel with one-click updates

Automate Your ETF Comparison: Real-Time Data & Analysis Automate ETF research in Excel with one click. This n8n workflow pulls live data from justetf.com using ISIN codes from your Excel table, extracts key metrics (dividends, fees, 5-year performance), and updates your “Div study” sheet instantly — all triggered by a button in Excel. Perfect for dividend investors, ETF screeners, or portfolio trackers who want fresh, accurate data without manual copy-paste. --- How it wor

Get Google search results (SERPs) for SEO research

Use Case Research search engine rankings for SEO analysis: - You need to track keyword rankings for your website - You want to analyze competitor positions in search results - You need data for SEO competition analysis - You want to monitor SERP changes over time What this Workflow Does The workflow uses ScrapingRobot API to fetch Google search results: - Retrieves SERP data for your target keywords - Captures URL rankings and page titles - Processes up to 5000 searches with free account - Organ

🛠️ Pipedrive tool MCP server 💪 all 45 operations

Pipedrive Tool MCP Server Complete MCP server exposing all Pipedrive Tool operations to AI agents. Zero configuration needed - all 45 operations pre-built. ⚡ Quick Setup Need help? Want access to more workflows and even live Q&A sessions with a top verified n8n creator.. All 100% free? Join the community 1. Import this workflow into your n8n instance 2. Activate the workflow to start your MCP server 3. Copy the webhook URL from the MCP trigger node 4. Connect AI agents using the MCP URL 🔧 How it

Qualify & reach out to B2B leads with Groq AI, Apollo, Gmail & Sheets

This workflow contains community nodes that are only compatible with the self-hosted version of n8n. 🎯 How it works This workflow captures new lead information from a web form, enriches it with Apollo.io data, qualifies the lead using AI, and—if the lead is strong—automatically sends a personalized outreach email via Gmail and logs the result in Google Sheets. 🛠️ Key Features 📩 Lead form capture with validation 🔍 Enrichment via Apollo API 🤖 Lead scoring using AI (LangChain + Groq) 📧 Dynam