Browse 6,295 n8n workflow templates in the Langchain category. These ready-to-use automations connect apps and services with n8n — no coding required. Click any workflow to explore its nodes and import it directly into n8n.
6,295 workflows
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Quick overview
This workflow runs every morning, reads recent posts from selected subreddits via Reddit RSS feeds, uses OpenAI (via LangChain) to shortlist threads and draft helpful replies, and sends ...
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A candidate submits a CV to a webhook. One AI agent parses it and scores it against the job description, a deterministic rule turns that score into a recommendation, then the CV is file ...
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This workflow syncs files from Supabase Storage into a Supabase vector store using OpenAI embeddings, then exposes an n8n chat trigger where an AI agent answers questions by retrieving ...
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This workflow runs every 6 hours to find Hacker News front-page posts that link to GitHub repositories, generates Twitter/X and LinkedIn copy with OpenAI, queues and deduplicates drafts ...
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This workflow runs every Monday at 7am to pull SEO rankings from SEMrush, traffic metrics from Google Analytics 4, and HTML from a competitor page, then uses an OpenAI chat model to wri ...
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This workflow ingests quarterly earnings PDFs listed in Google Sheets from Google Drive into a Pinecone vector index using Google Gemini embeddings, then uses an OpenAI-powered agent wi ...
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This workflow watches for new rows in Google Sheets, uses an OpenAI chat model to score and categorize lead intent with structured output, writes the results back to the same sheet, and ...
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This template ingests internal docs into an in-memory vector knowledge base using OpenAI embeddings, then runs a public support chat powered by Anthropic Claude that answers only from t ...
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This workflow runs a chat-based AI consultant that researches your market with Tavily, generates a Business Model Canvas, Lean Canvas, and/or SWOT analysis, converts the results into a ...
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This workflow monitors a Gmail inbox for unread messages, uses Anthropic Claude to classify and summarize each email, auto-drafts an HTML reply in the same thread, logs the triage resul ...
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This workflow runs weekly to audit your n8n workflows with OpenAI, posts improvement reports to Slack, and stores per-workflow scan preferences in an n8n Data Table that users can toggl ...
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Catch at-risk paying customers before they cancel. This workflow receives customer health signals through a webhook, scores churn risk from 0–100 with Claude, logs every account to a ...
Quick overview
This workflow receives candidate CVs via a webhook, extracts text from PDF, DOCX files, looks up the matching job description in Google Sheets, runs a three-agent evaluation using OpenR ...
Quick Overview
This workflow monitors Gmail for incoming job applications with resume attachments, extracts text from the PDF, and uses Google Gemini to screen candidates against your role requirement ...
Quick Overview
This workflow drafts Gmail reply emails using OpenAI guided by Tracira-stored instructions, routes drafts to Tracira for human approval or correction, and then sends the approved or rew ...
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This workflow runs daily to audit a Notion supplier compliance database, calculates certification expiry urgency, uses Groq (Llama 3.3 via LangChain) to generate supplier emails and int ...
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This workflow manually pulls a Markdown note from Dropbox, summarizes it with Groq Chat (OpenAI gpt-oss-20b) using a structured JSON output, saves the results to a Notion database, logs ...
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This workflow monitors Gmail for invoice emails, extracts structured fields from attached PDFs using Groq LLMs, validates invoices against Purchase Orders stored in Google Sheets, predi ...
Quick Overview
This workflow exposes an n8n chat webhook that powers a website chatbot using an OpenAI chat model, with short-term session memory to keep recent conversation context.
How it works
Rec ...
Quick Overview
This workflow runs every morning to pull top BBC News headlines via RSS, today’s open tasks from Google Sheets, and a one-day forecast from Open-Meteo, then uses Google Gemini to writ ...
