Verify phone numbers via SMS Vert Pro OTP and log verified numbers to Google Sheets
Ready for 3.0Ready for 3.0. This template uses no nodes that n8n 3.0 removes. No removed nodes, versions or helpers found. Static check, last run 2026-10-19.
What this workflow does
This AI workflow has 16 nodes and runs when an HTTP POST request hits its webhook URL (plus 1 other trigger). Along the way it connects MCP Client and Google Sheets.
How it runs
Trigger: When an HTTP POST request hits its webhook URL (plus 1 other trigger).
- OTP settings (Edit Fields (Set)): sets 4 fields: sender, sheet_url, default_country_code…
- Read request (Code): runs custom JavaScript code
- Valid request? (If): checks a condition and branches into true / false
- Send or check? (If): checks a condition and branches into true / false
- Respond: invalid request (Respond to Webhook): sends the response back to the webhook caller
- Send code by SMS (MCP Client): uses MCP Client
- Check code (MCP Client): uses MCP Client
- Code sent? (If): checks a condition and branches into true / false
- Code valid? (If): checks a condition and branches into true / false
- Respond: code sent (Respond to Webhook): sends the response back to the webhook caller
…plus 4 more steps. See the full node list below.
Services it uses
Before you upgrade to n8n 3.0
Nothing in this workflow is removed in n8n 3.0, so it should import and run after the upgrade.
Nodes used (7)
- Webhook
n8n-nodes-base.webhook - Edit Fields (Set)
n8n-nodes-base.set - Code
n8n-nodes-base.code - If
n8n-nodes-base.if - Respond to Webhook
n8n-nodes-base.respondToWebhook - MCP Client
@n8n/n8n-nodes-langchain.mcpClient - Google Sheets
n8n-nodes-base.googleSheets
From the author
Quick Overview This workflow exposes two webhook endpoints to send and verify one-time SMS codes using the SMS Vert Pro MCP server, and logs successfully verified phone numbers to Google Sheets. How it works 1. Receives a POST request on /sms-otp/send or…