5,474 workflows in Langchain
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Answer voice queries from a webhook over Google Drive docs using GPT-4o-mini and Supabase
Quick overview Placetel AI – RAG Voice Assistant with Google Drive & Supabase How it works Runs on a daily schedule at 02:00 or via manual start to reindex documents. Lists files from a specified G ...
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Built by Placetel Placetel
Jun 20, 2026
Automate monthly merchant risk reviews with Supabase, Perplexity and Claude
Quick overview This consists 3 different workflows. Each one should be saved into individual workflows. The goal of these workflows is to automate a tedious process of creating a monthly merchant a ...
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Built by Ryan Nolan Ryan Nolan
Jun 20, 2026
Summarize sales calls into GoHighLevel notes with Deepgram, Gemini, and Sheets
Quick overview Youtube Video Explanation: https://youtu.be/GNAplBWdCDE?si=fX31M-nu3sP2b276 This workflow receives an authenticated webhook with an audio file and mobile number, looks up the matching c ...
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Built by iamvaar iamvaar
Jun 20, 2026
Generate SEO content briefs from keywords with SerpAPI, OpenAI, Google Docs and Sheets
Quick Overview This workflow collects a keyword via an n8n form, pulls the top Google results using SerpApi, scrapes headings from competitor pages, and uses OpenAI to generate a structured SEO conten ...
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Jun 20, 2026
Extract invoice data from Gmail PDFs to Google Sheets with OpenAI and Slack
Quick Overview This workflow monitors Gmail for emails with PDF attachments, extracts invoice fields with OpenAI, logs the results to a Google Sheets bookkeeping spreadsheet, and posts high-value invo ...
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Jun 20, 2026
Qualify inbound leads with OpenAI, HubSpot, Slack and Gmail
Quick Overview This workflow captures inbound website leads via an n8n form, uses OpenAI to infer firmographics and score ICP fit, upserts the lead into HubSpot, and for high-priority leads posts an i ...
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Jun 20, 2026
Analyze inflation hedges with OpenAI GPT-4.1-mini and Gmail
Quick Overview This workflow runs manually to calculate inflation-adjusted (real) returns for a set of commodities versus a savings rate, then uses OpenAI to generate a structured analysis and emails ...
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Jun 20, 2026
Track email expenses from Gmail with OpenAI, Google Sheets, and Slack alerts
Quick Overview This workflow monitors Gmail for invoice or receipt emails, uses OpenAI to extract an expense amount and category, logs the result to Google Sheets, and sends a Slack alert when an expe ...
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Jun 20, 2026
Track post-therapy wellness with GPT-4o-mini, Telegram, Slack and Sheets
Quick Overview This workflow uses Google Sheets, OpenAI, Telegram, and Slack to send post-therapy check-in messages, analyze patient replies for sentiment and risk, alert therapists to at-risk respons ...
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Built by Rahul Joshi Rahul Joshi
Jun 20, 2026
Translate lab report PDFs for patients with Google Drive, OpenAI and Gmail
Quick Overview This workflow watches a Google Drive folder for new lab-report PDFs, extracts their text, uses OpenAI (gpt-4o-mini) to structure and simplify results, translates the summary into the pa ...
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Built by Rahul Joshi Rahul Joshi
Jun 20, 2026
Route CI/CD failure alerts with OpenAI, Slack, Linear, Sheets and Gmail
Quick Overview This workflow receives CI/CD failure webhooks, classifies severity by branch, uses OpenAI to generate a root-cause diagnosis and remediation, then alerts Slack, creates a Linear issue, ...
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Jun 20, 2026
Triage construction incidents with GPT-4o, Slack, Gmail and Google Sheets
Quick Overview This workflow ingests construction incident webhooks, normalizes the payload, and uses OpenAI GPT-4o-mini to classify each incident by type and urgency, then routes alerts to Slack and ...
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Built by Rahul Joshi Rahul Joshi
Jun 20, 2026
Send milestone billing invoices with Google Sheets, GPT-4o mini, Gmail and Slack
Quick Overview This workflow polls a Google Sheets milestone tracker every 15 minutes, calculates milestone-based invoice amounts, uses OpenAI (gpt-4o-mini) to draft invoice messaging, emails the invo ...
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Built by Rahul Joshi Rahul Joshi
Jun 20, 2026
Send weekly project health dashboard with Google Sheets, GPT-4o mini and Gmail
Quick Overview This workflow runs every Friday at 5 PM, reads project metrics from three Google Sheets tabs, calculates a Red/Amber/Green health status, uses OpenAI (GPT-4o mini) to generate executive ...
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Built by Rahul Joshi Rahul Joshi
Jun 20, 2026
Manage construction work permits with GPT-4o, Google Sheets and Gmail
Quick Overview This workflow accepts construction work permit requests via webhook, logs them to Google Sheets, uses OpenAI (gpt-4o-mini) to detect conflicts against active permits, routes the request ...
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Built by Rahul Joshi Rahul Joshi
Jun 20, 2026
Send a daily AI news RSS digest with GPT-4o, Gmail, and Microsoft Excel
Quick Overview This workflow runs on a daily schedule, pulls articles from one or more RSS feeds, filters out items already stored in Microsoft Excel, uses OpenAI to generate an HTML newsletter from t ...
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Jun 20, 2026
Triage and route tasks with Google Sheets, GPT-4o-mini, Gmail, Slack, and Google Tasks
Quick Overview This workflow collects tasks via a webhook, stores validated tasks in Google Sheets, and runs a daily prioritization routine that creates urgent items in Google Tasks with Slack alerts ...
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Jun 20, 2026
Send daily birthday greetings via Gmail, WhatsApp, Telegram and Slack
Quick Overview This workflow runs daily, pulls birthdays from Google Contacts, generates personalized birthday copy with OpenAI, sends greetings via Gmail, WhatsApp Business Cloud, and Telegram when a ...
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Built by Ravi Patel Ravi Patel
Jun 20, 2026
Sync website FAQs to Pinecone weekly with GPT-4o and OpenAI embeddings
Quick overview This workflow runs weekly and crawls your website sitemap, scrapes each page, generates page-specific FAQs with OpenAI GPT-4o, embeds the Q&A content using OpenAI text-embedding-3-small ...
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Built by BytezTech BytezTech
Jun 20, 2026
Build a Placetel RAG voice assistant with Google Drive, Supabase and Groq
Quick Overview This workflow indexes text files from Google Drive into a Supabase vector store using OpenAI embeddings, then answers Placetel webhook questions with a Groq-hosted Llama model using ret ...
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Built by Placetel Placetel
Jun 20, 2026