Rodrigo This workflow corresponds to n8n.io template #8007 — we link there as the canonical source.
This workflow follows the Form Trigger → 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 →
{
"id": "8jCMS5WazhTj6lEy",
"meta": {
"templateCredsSetupCompleted": true
},
"name": "Auto LI Posts Template",
"tags": [],
"nodes": [
{
"id": "874400e3-7dec-4952-860b-a4e37e846198",
"name": "Sticky Note",
"type": "n8n-nodes-base.stickyNote",
"position": [
-64,
-320
],
"parameters": {
"width": 224,
"height": 288,
"content": "## On Form Submission\nThis node triggers the workflow when a new form is submitted. \nUse it to capture the **post idea** and any extra details from the user. \nIt acts as the starting point for generating LinkedIn content. "
},
"typeVersion": 1
},
{
"id": "548ac804-2035-42dc-859f-904bcc8a496d",
"name": "Post Idea",
"type": "n8n-nodes-base.formTrigger",
"notes": "This node triggers the workflow when a new form is submitted. \nUse it to capture the **post idea** and any extra details from the user. \nIt acts as the starting point for generating LinkedIn content. \n[Guide](https://docs.n8n.io/integrations/builtin/core-nodes/n8n-nodes-base.formtrigger/)\n",
"position": [
0,
0
],
"parameters": {
"options": {},
"formTitle": "LINKEDIN POST IDEA",
"formFields": {
"values": [
{
"fieldLabel": "Idea",
"placeholder": "The impact of AI in 2026",
"requiredField": true
}
]
},
"formDescription": "Write an idea for a LinkedIn post"
},
"notesInFlow": true,
"typeVersion": 2.2
},
{
"id": "02ff126f-b012-4528-be8b-8478b409ba7d",
"name": "Generate Post Text",
"type": "@n8n/n8n-nodes-langchain.openAi",
"position": [
208,
0
],
"parameters": {
"modelId": {
"__rl": true,
"mode": "list",
"value": "gpt-4.1-mini",
"cachedResultName": "GPT-4.1-MINI"
},
"options": {},
"messages": {
"values": [
{
"role": "assistant",
"content": "You are an expert LinkedIn content writer specializing in [industry focus: e.g. AI, automation, entrepreneurship, productivity]. \nYour style is clear, professional, and human \u2014 optimized to grab attention and spark engagement. \nYou write in a personal, approachable tone, adding emojis if helpful, and always ending with a call to action. \n\nWrite LinkedIn posts as if you are [founder name], the founder of [business/company name], a [describe company type, e.g. automation agency / SaaS / consultancy]. \nThe voice should feel authentic and personal \u2014 avoid using \u201cwe\u201d or corporate language, instead speak in first person (\u201cI\u201d) to show personality, experiences, and even humor or flaws. \n\n"
},
{
"content": "=\u201cIdea for the post: {{ $json.Idea }}\u201d \n\nTask: \nExpand this idea into **one engaging LinkedIn paragraph** with insights and a final call to action. Keep it curiosity-driven"
}
]
}
},
"credentials": {
"openAiApi": {
"name": "<your credential>"
}
},
"typeVersion": 1.8
},
{
"id": "03395e5d-c619-4a6c-8756-2e6435191c51",
"name": "Sticky Note1",
"type": "n8n-nodes-base.stickyNote",
"position": [
192,
-320
],
"parameters": {
"color": 4,
"width": 256,
"height": 288,
"content": "## Generate LinkedIn Post Text\nUses an OpenAI model to turn the submitted idea into an engaging LinkedIn post. \nThe AI prompt is customizable so you can adjust it to your **brand voice**, **tone**, and **industry**. \nThis step ensures the post is clear, professional, and ends with a call to action. "
},
"typeVersion": 1
},
{
"id": "b331a025-b808-4acc-b204-19aa2a95ea43",
"name": "Sticky Note2",
"type": "n8n-nodes-base.stickyNote",
"position": [
480,
-320
],
"parameters": {
"color": 5,
"width": 224,
"height": 288,
"content": "## Generate Image for Post\nCreates a **visual asset** to accompany the LinkedIn post. \nThe AI prompt defines design style (minimalist, brand colors, typography, etc.). \nCustomize it with your **[brand colors]** or specific visual guidelines. \nThis helps the post stand out in the LinkedIn feed. \n"
},
"typeVersion": 1
},
{
"id": "654c18fb-7f9f-49a8-b8c7-dc2e51a43077",
"name": "Sticky Note3",
"type": "n8n-nodes-base.stickyNote",
"position": [
736,
-320
],
"parameters": {
"color": 6,
"height": 288,
"content": "## Publish Post to LinkedIn\nPublishes the generated **text + image** directly to your LinkedIn account. \nMake sure you connect your **LinkedIn credentials** before running. \nThis is the final step \u2014 your content is live on LinkedIn automatically! \n[Guide](https://docs.n8n.io/integrations/builtin/app-nodes/n8n-nodes-base.linkedin/)\n"
},
"typeVersion": 1
},
{
"id": "bbe632f8-29e4-47fa-9158-5445ca009342",
"name": "Visual Creation",
"type": "@n8n/n8n-nodes-langchain.openAi",
"position": [
544,
0
],
"parameters": {
"model": "gpt-image-1",
"prompt": "=Create a visually appealing, minimalist LinkedIn post image that represents this idea: \n\u201c{{ $('Post Idea').item.json.Idea }}\u201d \nAdditional context: {{ $json.message.content }} \n\nDesign requirements: \n- Minimalist style with a clean light background \n- Use [brand colors] (example: purple to dark blue gradient) \n- Modern typography (e.g. Open Sans, tight kerning, low line spacing) \n- Professional yet eye-catching composition suitable for LinkedIn feed \n- Think of it like a LinkedIn content cover image that makes people stop scrolling.\n",
"options": {},
"resource": "image"
},
"credentials": {
"openAiApi": {
"name": "<your credential>"
}
},
"typeVersion": 1.8
},
{
"id": "37481fe0-8ca6-4566-b96c-3ec5f6873e4c",
"name": "Post on LinkedIn",
"type": "n8n-nodes-base.linkedIn",
"position": [
816,
0
],
"parameters": {
"text": "={{ $('Generate Post Text').item.json.message.content }}",
"person": "K6f9KL_emA",
"additionalFields": {},
"shareMediaCategory": "IMAGE"
},
"credentials": {
"linkedInOAuth2Api": {
"name": "<your credential>"
}
},
"typeVersion": 1
}
],
"active": false,
"settings": {
"executionOrder": "v1"
},
"versionId": "065d2a7d-9eeb-4254-afc6-0bb3f7348ebf",
"connections": {
"Post Idea": {
"main": [
[
{
"node": "Generate Post Text",
"type": "main",
"index": 0
}
]
]
},
"Visual Creation": {
"main": [
[
{
"node": "Post on LinkedIn",
"type": "main",
"index": 0
}
]
]
},
"Generate Post Text": {
"main": [
[
{
"node": "Visual Creation",
"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.
linkedInOAuth2ApiopenAiApi
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About this workflow
This workflow automates LinkedIn posting for businesses and personal brands. It starts with a form where you submit your post idea. Then: Message Model (OpenAI) generates the LinkedIn post text in a professional and engaging style. Image Generation (OpenAI) creates a custom…
Source: https://n8n.io/workflows/8007/ — original creator credit. Request a take-down →
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