Browse 6,328 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.

6,328 workflows in Langchain
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Send AI-personalized deal follow-ups from Zoho CRM via email, Slack and WhatsApp with Gemini
Intelligent Deal Follow-Up Automation (n8n + Zoho CRM + AI) This workflow automatically detects inactive deals in Zoho CRM and triggers AI-driven follow-ups across multiple channels. It analyzes deal ...
0
Apr 06, 2026
Send personalized birthday and anniversary emails with Google Sheets, Gemini, and Gmail
Birthday & Milestone Message Automation (n8n Google Sheets + Gemini AI + Gmail) This workflow automatically sends personalized birthday and anniversary emails to clients. It runs daily, checks a Goog ...
1
Apr 06, 2026
Analyze sales calls with Whisper transcription, GPT-4o, Airtable and Slack
Submit a call recording and get a full AI-powered analysis delivered automatically. Your recording is transcribed with OpenAI Whisper, then GPT-4o breaks down sentiment, objections, buying signals, d ...
0
Built by isaWOW isaWOW
Apr 06, 2026
Build a local RAG chatbot with Ollama, Qwen, BGE-M3 and Postgres PGVector
Build a fully local RAG chatbot using Ollama that works without tool calling — ideal for smaller open-source models like Qwen that don't support native function calls. This template lets you run a p ...
0
Built by Wassim Abid Wassim Abid
Apr 06, 2026
Create AI Instagram carousel posts with Gemini, Slack and Google Sheets
This workflow automatically generates a 6-slide Instagram carousel about tech topics(you can edit the prompt how you like to make it for best for your usecase) every day at noon(you can set whatever ...
0
Apr 06, 2026
Log Jira worklogs nightly from Google Sheets with Gmail and GPT-4o-mini
Jira Daily Worklog Automation — Auto-log Time from Google Sheets to Jira Every Night Automatically logs time to Jira every night from a Google Sheet. No manual worklog entries needed — just fill ...
0
Apr 06, 2026
Screen job applicants with Groq llama-3.3-70b and send outcomes via Gmail
How it works This workflow automates candidate screening by receiving application data via a webhook and structuring it for AI evaluation. An AI agent analyzes the candidate profile and assigns a sc ...
0
Apr 06, 2026
Auto-post trending X tweets with Gemini AI images, FLUX and Buffer
This n8n workflow automatically scrapes X (Twitter) trending topics for any country, generates a pidgin-style tweet and a matching AI image for each trend, then schedules and posts them to X via Buffe ...
11
Built by Afigo Sam Afigo Sam
Apr 06, 2026
Publish blog posts from YouTube transcripts to WordPress and Telegram with Gemini
Who is this for? Content creators, media teams, and bloggers who run a YouTube channel and want to automatically repurpose video content into SEO-ready blog posts — without manual writing. Ideal fo ...
0
Apr 05, 2026
Create AI proposals from Fireflies transcripts with GPT-4o, Google Docs, Gmail and Telegram approval
Fireflies AI - Meeting Proposal Automation Listens for completed Fireflies transcripts, qualifies whether a proposal is needed using OpenAI, drafts structured proposal content, populates a Google Doc ...
0
Built by Devon Toh Devon Toh
Apr 04, 2026
Turn podcast and video URLs into blogs and social content using WayinVideo and OpenAI
Paste any podcast or YouTube video URL into a simple form and the workflow handles everything else. WayinVideo extracts summary and key highlights from the video, then OpenAI reads those highlights an ...
0
Apr 04, 2026
Reply to Facebook ad comments with OpenRouter AI, Google Docs and Slack
Every comment on your Facebook ad is a sales opportunity. But manually replying to dozens of comments every day - in the right tone, in the right language, at the right speed - is simply not scalable. ...
0
Apr 04, 2026
Send post-event session digest emails with WayinVideo, OpenAI and Gmail
Fill in a simple form with your event name, session recording URLs, and attendee emails — the workflow handles everything else. It sends each session video to WayinVideo AI, which generates a writte ...
0
Built by isaWOW isaWOW
Apr 04, 2026
Curate tech news from RSS with OpenAI, Google Sheets and Slack
This workflow automatically collects the latest technology news, filters for emerging topics, and uses AI to score relevance and generate clean, ready-to-share content. It helps you focus on high-impa ...
0
Apr 04, 2026
Orchestrate credit onboarding checks with GPT-4o, KYC APIs, Gmail, Slack and Airtable
How It Works This workflow automates credit operations onboarding by running KYC verification, credit bureau checks, identity validation, and sanctions screening through a single AI-powered agent. Bui ...
0
Apr 04, 2026
Publish WordPress SEO blog drafts from trending news
Turn News into Articles — Automatically. This workflow searches the internet for the latest news in your niche, selects the most interesting topics, writes complete long-form SEO articles with AI- ...
17
Built by LukaszB LukaszB
Apr 03, 2026
Capture and enrich leads with GPT-4o, Postgres, Slack, Gmail and your CRM
Overview This workflow captures incoming leads from a webhook, enriches them using AI, and automates the entire sales pipeline. It validates data, scores leads as hot, warm, or cold, assigns them to ...
0
Built by ResilNext ResilNext
Apr 03, 2026
Screen resumes with OpenAI GPT‑4.1 and route candidates via Gmail, Slack and Sheets
Overview This workflow automates the resume screening process using AI, enabling faster and more consistent candidate evaluation. It analyzes uploaded resumes, scores candidates based on job fit, and ...
0
Built by ResilNext ResilNext
Apr 03, 2026
Turn support tickets into developer insights with OpenAI, Postgres, Slack and Jira
Overview This workflow transforms raw support tickets into actionable developer insights using AI and data processing. It automatically detects recurring issues, identifies root causes, ranks severit ...
0
Built by ResilNext ResilNext
Apr 03, 2026
Route AI tasks with OpenAI GPT‑4.1‑mini and confidence‑based email fallback
Overview This workflow intelligently routes incoming user requests using AI-powered task classification. It determines whether a task is simple or complex, assigns a confidence score, and dynamically ...
0
Built by ResilNext ResilNext
Apr 03, 2026