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Reply to contact form leads via Gmail and Google Sheets using OpenAI GPT-4o mini

n8nn8n5 modulesv1.0
GmailGoogle SheetsOpenAI

Quick overview This workflow triggers on n8n form submissions, uses OpenAI (GPT-4o mini) to draft a short acknowledgment email, sends the auto-reply through Gmail, and appends the submission details to a Google Sheets spreadsheet. How it works 1. Triggers when someone submits the n8n “Contact Us” form with their name, email, and message. 2. Sends the submission text to OpenAI (GPT-4o mini) to generate a warm auto-reply that promises a human follow-up within one business day. 3. Sends the generat

At a glance

Reply to contact form leads via Gmail and Google Sheets using OpenAI GPT-4o mini is a ready-made n8n workflow you import as a workflow JSON file — no build required. It connects Gmail, Google Sheets, OpenAI. It's free to download. Follow the 5-step import below to go live in minutes.

Platform
n8n
Connects
Gmail, Google Sheets, OpenAI
Modules
5
Price
Free
Version
v1.0
Reply to contact form leads via Gmail and Google Sheets using OpenAI GPT-4o mini workflow diagram

About this workflow

Quick overview This workflow triggers on n8n form submissions, uses OpenAI (GPT-4o mini) to draft a short acknowledgment email, sends the auto-reply through Gmail, and appends the submission details to a Google Sheets spreadsheet. How it works 1. Triggers when someone submits the n8n “Contact Us” form with their name, email, and message. 2. Sends the submission text to OpenAI (GPT-4o mini) to generate a warm auto-reply that promises a human follow-up within one business day. 3. Sends the generated reply to the submitter via Gmail with the subject “Thanks for reaching out!”. 4. Appends the form submission data to a Google Sheets worksheet for tracking. Setup 1. Connect an OpenAI credential for the Chat model used to generate the email reply. 2. Connect a Gmail account credential and confirm the workflow is allowed to send email from that mailbox. 3. Connect a Google Sheets credential, replace the spreadsheet URL/ID in the Google Sheets step, and ensure the target sheet tab is named “Leads” (or update it to match your sheet).

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How to import this n8n workflow

  1. 1

    Download the workflow JSON file after purchase.

  2. 2

    Open n8n → click the menu → Import from File.

  3. 3

    Select the downloaded JSON and import.

  4. 4

    Set up credentials for each node that requires them.

  5. 5

    Click Execute Workflow to test, then activate.

Setup guide

Setup guide included

Purchase to unlock the full step-by-step guide

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  • JSON blueprint — instant download
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