The workflow JSON
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{
"name": "[DEV] sarah / email-tool",
"description": null,
"active": true,
"nodes": [
{
"id": "webhook-trigger",
"name": "ElevenLabs Email Webhook",
"type": "n8n-nodes-base.webhook",
"typeVersion": 2,
"position": [
200,
300
],
"parameters": {
"httpMethod": "POST",
"path": "sarah-send-email",
"responseMode": "responseNode",
"authentication": "headerAuth"
}
},
{
"id": "auth-check",
"name": "Auth: Check Origin",
"type": "n8n-nodes-base.if",
"typeVersion": 2.2,
"position": [
400,
300
],
"parameters": {
"conditions": {
"options": {
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict",
"version": 2
},
"combinator": "or",
"conditions": [
{
"id": "elevenlabs-origin",
"leftValue": "={{ $json.headers['user-agent'] || '' }}",
"rightValue": "ElevenLabs",
"operator": {
"type": "string",
"operation": "contains"
}
},
{
"id": "localhost-dev",
"leftValue": "={{ $json.headers.host || '' }}",
"rightValue": "localhost",
"operator": {
"type": "string",
"operation": "contains"
}
},
{
"id": "secret-header",
"leftValue": "={{ $json.headers['x-webhook-secret'] }}",
"rightValue": "wranngle-email-2024",
"operator": {
"type": "string",
"operation": "equals"
}
}
]
}
}
},
{
"id": "respond-unauthorized",
"name": "Error: Unauthorized",
"type": "n8n-nodes-base.respondToWebhook",
"typeVersion": 1.1,
"position": [
600,
460
],
"parameters": {
"respondWith": "json",
"responseBody": "={{ { success: false, error: 'UNAUTHORIZED', message: 'Invalid authentication' } }}",
"options": {
"responseCode": 401
}
}
},
{
"id": "extract-params",
"name": "Extract Parameters",
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
600,
200
],
"parameters": {
"mode": "manual",
"duplicateItem": false,
"assignments": {
"assignments": [
{
"id": "request_id",
"name": "request_id",
"value": "={{ 'email_' + $now.toMillis() + '_' + Math.random().toString(36).substring(7) }}",
"type": "string"
},
{
"id": "email",
"name": "email",
"value": "={{ $json.body?.email || $json.email || '' }}",
"type": "string"
},
{
"id": "first_name",
"name": "first_name",
"value": "={{ $json.body?.caller_name || $json.body?.first_name || $json.caller_name || $json.first_name || 'there' }}",
"type": "string"
},
{
"id": "industry",
"name": "industry",
"value": "={{ $json.body?.industry || $json.industry || 'service business' }}",
"type": "string"
},
{
"id": "company_name",
"name": "company_name",
"value": "={{ $json.body?.company_name || $json.company_name || '' }}",
"type": "string"
},
{
"id": "template",
"name": "template",
"value": "={{ $json.body?.template || $json.template || 'demo' }}",
"type": "string"
},
{
"id": "timestamp",
"name": "timestamp",
"value": "={{ $now.toISO() }}",
"type": "string"
}
]
}
}
},
{
"id": "validate-email",
"name": "Validate Email",
"type": "n8n-nodes-base.if",
"typeVersion": 2.2,
"position": [
820,
200
],
"parameters": {
"conditions": {
"options": {
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict",
"version": 2
},
"combinator": "and",
"conditions": [
{
"id": "email-format",
"leftValue": "={{ $json.email }}",
"rightValue": "^[^\\s@]+@[^\\s@]+\\.[^\\s@]+$",
"operator": {
"type": "string",
"operation": "regex"
}
}
]
}
}
},
{
"id": "respond-invalid-email",
"name": "Error: Invalid Email",
"type": "n8n-nodes-base.respondToWebhook",
"typeVersion": 1.1,
"position": [
1040,
360
],
"parameters": {
"respondWith": "json",
"responseBody": "={{ { success: false, error: 'INVALID_EMAIL', message: 'Invalid or missing email address', provided: $json.email, request_id: $json.request_id } }}",
"options": {
"responseCode": 400
}
}
},
{
"id": "compose-email",
"name": "Compose Email",
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
1040,
140
],
"parameters": {
"mode": "manual",
"duplicateItem": false,
"assignments": {
"assignments": [
{
"id": "to",
"name": "to_email",
"value": "={{ $json.email }}",
"type": "string"
},
{
"id": "subject",
"name": "subject",
"value": "={{ $json.template === 'recap' ? 'Your Wranngle Conversation Recap' : $json.template === 'followup' ? 'Following Up from Wranngle' : 'Try Wranngle\\'s AI Demo' }}",
"type": "string"
},
{
"id": "html_body",
"name": "html_body",
"value": "={{ (() => { const name = $json.first_name; const company = $json.company_name; const industry = $json.industry; const templates = { 'demo': `<html><body style=\"font-family: Arial, sans-serif; max-width: 600px; margin: 0 auto;\"><h2>Hi ${name}!</h2><p>Thanks for your interest in Wranngle's AI hotline.</p><p><strong>Try our demo:</strong> Call <a href=\"tel:<REDACTED:phone>\">(888) 266-2193</a> and pretend you're a customer:</p><ul><li>First call: Say you have a burst pipe at 2 AM (emergency)</li><li>Second call: Ask about scheduling a routine appointment</li></ul><p>See how the AI handles each situation differently!</p><p><strong>Pricing:</strong></p><ul><li>Growth Bundle: $500/month (full features)</li><li>Voice-Only: $200/month (basic)</li></ul><p>Questions? Reply to this email or visit <a href=\"https://wranngle.com\">wranngle.com</a></p><p>Best,<br>The Wranngle Team</p></body></html>`, 'recap': `<html><body style=\"font-family: Arial, sans-serif; max-width: 600px; margin: 0 auto;\"><h2>Hi ${name}!</h2><p>Thanks for chatting with us about ${company || 'your ' + industry + ' business'}.</p><p><strong>Quick recap:</strong></p><ul><li>We build AI hotlines that answer after-hours calls</li><li>Triages emergencies from routine requests</li><li>Only pages you when it actually matters</li></ul><p><strong>Demo:</strong> Call <a href=\"tel:<REDACTED:phone>\">(888) 266-2193</a> to try it yourself.</p><p><strong>Pricing:</strong> $500/month Growth Bundle or $200/month Voice-Only</p><p>Questions? Just reply to this email.</p><p>Best,<br>The Wranngle Team</p></body></html>`, 'followup': `<html><body style=\"font-family: Arial, sans-serif; max-width: 600px; margin: 0 auto;\"><h2>Hi ${name}!</h2><p>Following up on our conversation about Wranngle for your ${industry} business.</p><p>Ready to try the demo? Call <a href=\"tel:<REDACTED:phone>\">(888) 266-2193</a></p><p>Have questions? Reply to this email anytime.</p><p>Best,<br>The Wranngle Team</p></body></html>` }; return templates[$json.template] || templates['demo']; })() }}",
"type": "string"
}
]
},
"options": {
"include": "all"
}
}
},
{
"id": "send-email-smtp",
"name": "Send Email via SMTP",
"type": "n8n-nodes-base.emailSend",
"typeVersion": 2.1,
"position": [
1260,
140
],
"parameters": {
"fromEmail": "sarah@wranngle.com",
"toEmail": "={{ $json.to_email }}",
"subject": "={{ $json.subject }}",
"emailType": "html",
"html": "={{ $json.html_body }}",
"options": {
"replyTo": "sarah@wranngle.com"
}
},
"onError": "continueErrorOutput"
},
{
"id": "respond-success",
"name": "Success: Email Sent",
"type": "n8n-nodes-base.respondToWebhook",
"typeVersion": 1.1,
"position": [
1700,
80
],
"parameters": {
"respondWith": "json",
"responseBody": "={{ { success: true, message: 'Email sent successfully', recipient: $('Extract Parameters').first().json.email, first_name: $('Extract Parameters').first().json.first_name, request_id: $('Extract Parameters').first().json.request_id } }}",
"options": {
"responseCode": 200
}
}
},
{
"id": "respond-failure",
"name": "Error: Send Failed",
"type": "n8n-nodes-base.respondToWebhook",
"typeVersion": 1.1,
"position": [
1700,
220
],
"parameters": {
"respondWith": "json",
"responseBody": "={{ { success: false, error: 'EMAIL_SEND_FAILED', message: $json.data?.error || 'Failed to send email', recipient: $('Extract Parameters').first().json.email, request_id: $('Extract Parameters').first().json.request_id } }}",
"options": {
"responseCode": 500
}
}
}
],
"connections": {
"ElevenLabs Email Webhook": {
"main": [
[
{
"node": "Auth: Check Origin",
"type": "main",
"index": 0
}
]
]
},
"Auth: Check Origin": {
"main": [
[
{
"node": "Extract Parameters",
"type": "main",
"index": 0
}
],
[
{
"node": "Error: Unauthorized",
"type": "main",
"index": 0
}
]
]
},
"Extract Parameters": {
"main": [
[
{
"node": "Validate Email",
"type": "main",
"index": 0
}
]
]
},
"Validate Email": {
"main": [
[
{
"node": "Compose Email",
"type": "main",
"index": 0
}
],
[
{
"node": "Error: Invalid Email",
"type": "main",
"index": 0
}
]
]
},
"Compose Email": {
"main": [
[
{
"node": "Send Email via SMTP",
"type": "main",
"index": 0
}
]
]
},
"Send Email via SMTP": {
"main": [
[
{
"node": "Success: Email Sent",
"type": "main",
"index": 0
}
],
[
{
"node": "Error: Send Failed",
"type": "main",
"index": 0
}
]
]
}
},
"settings": {
"executionOrder": "v1",
"saveManualExecutions": true,
"saveDataErrorExecution": "all",
"saveDataSuccessExecution": "all",
"callerPolicy": "workflowsFromSameOwner",
"availableInMCP": false
},
"tags": []
}
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About this workflow
[DEV] sarah / email-tool. Uses emailSend. Webhook trigger; 10 nodes.
Source: https://github.com/wranngle/n8n_showcase/blob/main/workflows/sarah/email-tool.json — original creator credit. Request a take-down →
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