RJ Nelson This workflow corresponds to n8n.io template #9387 — we link there as the canonical source.
This workflow follows the Gmail → OpenAI recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →
{
"meta": {
"templateCredsSetupCompleted": true
},
"name": "Automate LinkedIn Posts to Email Newsletter with Apify and GPT-4",
"tags": [],
"nodes": [
{
"id": "8a1122dd-fe22-482d-b1c9-e9d4f318f34e",
"name": "Weekly Schedule",
"type": "n8n-nodes-base.scheduleTrigger",
"position": [
272,
-448
],
"parameters": {
"rule": {
"interval": [
{
"field": "weeks"
}
]
}
},
"typeVersion": 1
},
{
"id": "4dab4d82-bf50-4378-b1c1-2dc926e0f6d3",
"name": "Run an Actor and Get All LinkedIn Posts",
"type": "@apify/n8n-nodes-apify.apify",
"position": [
720,
-448
],
"parameters": {
"actorId": {
"__rl": true,
"mode": "id",
"value": "YOUR_APIFY_ACTOR_ID"
},
"timeout": {},
"operation": "Run actor and get dataset",
"customBody": "={\n \"usernames\": [\"your-linkedin-username\"],\n \"maxItems\": 1,\n \"maxResults\": 1\n}",
"authentication": "apifyOAuth2Api"
},
"credentials": {
"apifyOAuth2Api": {
"name": "<your credential>"
}
},
"typeVersion": 1
},
{
"id": "332c9b28-4cf4-43c9-8ba4-50648c647f54",
"name": "Pulls the First Post",
"type": "n8n-nodes-base.limit",
"position": [
288,
-112
],
"parameters": {},
"typeVersion": 1
},
{
"id": "3f02e139-c101-4b90-82a7-3fd3c59874fe",
"name": "Convert LinkedIn Post to Email Newsletter",
"type": "@n8n/n8n-nodes-langchain.openAi",
"position": [
288,
240
],
"parameters": {
"modelId": {
"__rl": true,
"mode": "list",
"value": "chatgpt-4o-latest",
"cachedResultName": "CHATGPT-4O-LATEST"
},
"options": {},
"messages": {
"values": [
{
"role": "system",
"content": "You are an expert email newsletter writer who specializes in converting social media content into engaging email formats. Your task is to transform LinkedIn posts into professional, well-formatted email newsletters that:\n\n- Maintain the core message and key insights from the original post\n- Adapt the tone to be more conversational and suitable for email\n- Add proper email structure (greeting, body, closing)\n- Include a clear subject line\n- Enhance readability with proper formatting\n- Add a call-to-action when appropriate\n\nKeep the newsletter concise, engaging, and optimized for email readers."
},
{
"content": "=Convert the following LinkedIn post into an email newsletter format:\n\n{{ $json.linkedin_post }}\n\nPlease provide:\n1. **Subject Line**: An attention-grabbing subject line (50-60 characters)\n2. **Preview Text**: A short preview/preheader (40-50 characters)\n3. **Email Body**: The converted content with:\n - A friendly greeting\n - Well-structured paragraphs\n - Bullet points where appropriate\n - Do not provide a call to action\n - A professional closing\n - Always end with this signature: \n Best regards, \n [Your Name]\n [Your Company]\n\n\nFormat the output as structured text that's ready to send."
}
]
}
},
"credentials": {
"openAiApi": {
"name": "<your credential>"
}
},
"typeVersion": 1.8
},
{
"id": "44429f63-f9c0-4e93-9280-f94cede35a11",
"name": "Convert Text to HTML Format",
"type": "@n8n/n8n-nodes-langchain.openAi",
"position": [
592,
240
],
"parameters": {
"modelId": {
"__rl": true,
"mode": "list",
"value": "chatgpt-4o-latest",
"cachedResultName": "CHATGPT-4O-LATEST"
},
"options": {},
"messages": {
"values": [
{
"role": "system",
"content": "You are an expert email HTML developer who specializes in creating clean, responsive email HTML code. Your task is to convert plain text email newsletter content into well-formatted HTML that:\n\n- Uses inline CSS styles for maximum email client compatibility\n- Creates a responsive layout that works on desktop and mobile\n- Follows email HTML best practices (tables for layout, inline styles)\n- Uses web-safe fonts and colors\n- Ensures proper spacing and readability\n- Works across major email clients (Gmail, Outlook, Apple Mail, etc.)\n\nOutput ONLY the HTML code without any explanations or markdown code blocks."
},
{
"content": "=Convert the following email newsletter into HTML format:\n\n{{ $json.message.content }}\n\nRequirements:\n- Use a clean, professional design with a maximum width of 600px\n- Apply inline CSS styles to all elements\n- Use a readable font (Arial, Helvetica, or similar web-safe font)\n- Include proper spacing between sections\n- Make headings bold and slightly larger\n- Format any bullet points as proper HTML lists\n- Do not include a call-to-action link\n- Do not end the newsletter article with a call-to-action statement or question\n- Use a color scheme that's professional (you can use shades of blue/gray)\n- Add proper padding and margins for readability\n- Ensure proper white space padding on the the left and right side of the text.\n\nReturn ONLY the complete HTML code ready to be used in an email, starting with a complete HTML structure including <html>, <head>, and <body> tags."
}
]
}
},
"credentials": {
"openAiApi": {
"name": "<your credential>"
}
},
"typeVersion": 1.8
},
{
"id": "747b1eb6-6592-42d8-bf99-ce562d72ef25",
"name": "Send a message",
"type": "n8n-nodes-base.gmail",
"position": [
288,
560
],
"parameters": {
"sendTo": "user@example.com",
"message": "={{ $json.message.content }}",
"options": {},
"subject": "Latest Newsletter Article"
},
"credentials": {
"gmailOAuth2": {
"name": "<your credential>"
}
},
"typeVersion": 2.1
},
{
"id": "a9d244de-137e-48b2-b9fa-95a64f9c540a",
"name": "Sticky Note",
"type": "n8n-nodes-base.stickyNote",
"position": [
240,
-224
],
"parameters": {
"color": 3,
"width": 624,
"height": 288,
"content": "## LinkedIn Posts Filtering\n**Double click** to edit me. [Guide](https://docs.n8n.io/workflows/sticky-notes/)"
},
"typeVersion": 1
},
{
"id": "3241f567-94fa-40b8-8e01-8272358a410e",
"name": "Sticky Note1",
"type": "n8n-nodes-base.stickyNote",
"position": [
240,
112
],
"parameters": {
"color": 5,
"width": 624,
"height": 304,
"content": "## Post Conversion to Newsletter Article\n**Double click** to edit me. [Guide](https://docs.n8n.io/workflows/sticky-notes/)"
},
"typeVersion": 1
},
{
"id": "e792ed75-554f-4eee-9b40-a16d99a545b7",
"name": "Sticky Note2",
"type": "n8n-nodes-base.stickyNote",
"position": [
240,
-544
],
"parameters": {
"color": 2,
"width": 624,
"height": 272,
"content": "## LinkedIn Posts Ingestion\n**Double click** to edit me. [Guide](https://docs.n8n.io/workflows/sticky-notes/)"
},
"typeVersion": 1
},
{
"id": "7ba0da38-a9db-47bc-9e85-26de604afd18",
"name": "Variable Mapping",
"type": "n8n-nodes-base.set",
"position": [
720,
-112
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "ad1ec8a7-a12c-4f81-8c6f-01152328ab40",
"name": "linkedin_post",
"type": "string",
"value": "={{ $json.text }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "5c19bf72-0993-4154-a37b-7eca6e3e80fd",
"name": "Sticky Note3",
"type": "n8n-nodes-base.stickyNote",
"position": [
240,
464
],
"parameters": {
"color": 5,
"width": 624,
"height": 256,
"content": "## Email Delivery\n**Double click** to edit me. [Guide](https://docs.n8n.io/workflows/sticky-notes/)"
},
"typeVersion": 1
}
],
"active": false,
"settings": {
"executionOrder": "v1"
},
"connections": {
"Weekly Schedule": {
"main": [
[
{
"node": "Run an Actor and Get All LinkedIn Posts",
"type": "main",
"index": 0
}
]
]
},
"Variable Mapping": {
"main": [
[
{
"node": "Convert LinkedIn Post to Email Newsletter",
"type": "main",
"index": 0
}
]
]
},
"Pulls the First Post": {
"main": [
[
{
"node": "Variable Mapping",
"type": "main",
"index": 0
}
]
]
},
"Convert Text to HTML Format": {
"main": [
[
{
"node": "Send a message",
"type": "main",
"index": 0
}
]
]
},
"Run an Actor and Get All LinkedIn Posts": {
"main": [
[
{
"node": "Pulls the First Post",
"type": "main",
"index": 0
}
]
]
},
"Convert LinkedIn Post to Email Newsletter": {
"main": [
[
{
"node": "Convert Text to HTML Format",
"type": "main",
"index": 0
}
]
]
}
}
}
Credentials you'll need
Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.
apifyOAuth2ApigmailOAuth2openAiApi
Pro
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About this workflow
This workflow is ideal for content creators, marketers, and business professionals who want to automatically repurpose their LinkedIn content into email newsletters. If you're actively posting on LinkedIn and want to maximize your content's reach by delivering it directly to…
Source: https://n8n.io/workflows/9387/ — original creator credit. Request a take-down →
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