Fahmi Oktafian This workflow corresponds to n8n.io template #5486 — we link there as the canonical source.
This workflow follows the Chainllm → HTTP Request 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
},
"nodes": [
{
"id": "6dca36b9-725d-4a55-922d-dba546f6770c",
"name": "Sticky Note",
"type": "n8n-nodes-base.stickyNote",
"position": [
-140,
-660
],
"parameters": {
"color": 2,
"width": 400,
"height": 560,
"content": "\ud83c\udf1f Automated AI Image Creation with Gemini and Facebook Page Integration\n\nThis workflow automatically generates random AI art prompts (cinematic, steampunk, surreal, or retro-futuristic) using Google Gemini via LangChain. It then creates an image from that prompt using Pollinations AI and posts it to your Facebook Page with hashtags.\n\nTrigger times: 7 AM, 11 AM, 5 PM (every day)\n\nWhat you need:\n\n - Google Gemini API Key\n - Facebook Page token with pages_manage_posts permission\n - No API key needed for Pollinations\n\n\n\u2699\ufe0f Includes:\n\n - Prompt generation\n - Image creation\n - Facebook auto-post\n\n\n\ud83d\udee0 Customize prompt, model, or post styling as needed."
},
"typeVersion": 1
},
{
"id": "6bed68e2-f333-4aa1-9002-5af796b829b1",
"name": "Set The Schedule",
"type": "n8n-nodes-base.scheduleTrigger",
"position": [
-180,
-40
],
"parameters": {
"rule": {
"interval": [
{
"triggerAtHour": 7
},
{
"triggerAtHour": 11
},
{
"triggerAtHour": 17
}
]
}
},
"typeVersion": 1.2
},
{
"id": "b5d17183-278b-48a9-a5c8-44dcb9a1c651",
"name": "Google Gemini Chat Model",
"type": "@n8n/n8n-nodes-langchain.lmChatGoogleGemini",
"position": [
240,
160
],
"parameters": {
"options": {},
"modelName": "models/gemini-2.5-flash-lite-preview-06-17"
},
"credentials": {
"googlePalmApi": {
"name": "<your credential>"
}
},
"typeVersion": 1
},
{
"id": "c56e9f2d-997c-4eb8-be69-ed46d178c5f5",
"name": "Sticky Note1",
"type": "n8n-nodes-base.stickyNote",
"position": [
300,
-660
],
"parameters": {
"color": 3,
"width": 400,
"height": 400,
"content": "\ud83e\uddf1 Recommended Node Renaming (for clarity)\n\nOld Name\n - Set The Schedule\n - Check If Schedule Aktif\n - Basic LLM Chain\n - Set The Generator Image\n - Generate Image\n - Post to acebook\n\n\nSuggested Name\n - Schedule Trigger (3x daily)\n - Log Schedule Time\n - Generate Image Prompt (Gemini)\n - Create Pollinations URL\n - Fetch AI Image\n - Post Image to Facebook"
},
"typeVersion": 1
},
{
"id": "d37d6188-6b56-464d-9139-46e6c3b1e317",
"name": "Sticky Note2",
"type": "n8n-nodes-base.stickyNote",
"position": [
740,
-660
],
"parameters": {
"color": 4,
"width": 400,
"height": 260,
"content": "\ud83d\udee0 Tips for Publishing\n\n - \ud83d\udca1 Add a workflow image at the top (especially if you plan to submit this to the n8n templates directory).\n\n - \ud83c\udfa5 If possible, record a Loom video for visual walkthrough (not required, but recommended).\n\n - \ud83d\udeab Remove any sensitive info like your real Facebook Page ID or actual API keys from exported .json."
},
"typeVersion": 1
},
{
"id": "23209c8c-ed9d-492d-9b2b-50b79b814e07",
"name": "Log Schedule Time",
"type": "n8n-nodes-base.code",
"position": [
40,
-40
],
"parameters": {
"jsCode": "return [\n {\n json: {\n message: \"Schedule Trigger aktif.\",\n triggeredAt: new Date().toISOString(),\n time: $json.time || \"Not Found\"\n }\n }\n];\n"
},
"typeVersion": 2
},
{
"id": "81b1a688-f7ec-4f7d-8ab3-106eb7a45df4",
"name": "Generate Image Prompt (Gemini)",
"type": "@n8n/n8n-nodes-langchain.chainLlm",
"position": [
240,
-40
],
"parameters": {
"text": "=Create 1 random AI image prompt in the style of [cinematic / surreal / steampunk / retro futuristic]. The prompt should be unique, fantastic, and full of imagination. the prompt should be in good and correct English.\n\nOutput Without any additional explanation",
"promptType": "define"
},
"typeVersion": 1.6
},
{
"id": "dc076be6-7f76-4904-99ce-67d44009eba4",
"name": "Create Pollinations URL",
"type": "n8n-nodes-base.code",
"position": [
600,
-40
],
"parameters": {
"jsCode": "const width = 1024;\nconst height = 1024;\nconst randomSeed = Math.floor(Math.random() * 100000);\n\nconst finalPrompt = $json.text;\nconst imageUrl = `https://image.pollinations.ai/prompt/${encodeURIComponent(finalPrompt)}.jpg?width=${width}&height=${height}&seed=${randomSeed}&model=flux&nologo=true`;\n\nreturn [\n {\n json: {\n text: finalPrompt,\n imageUrl\n }\n }\n];\n"
},
"typeVersion": 2
},
{
"id": "10ab3f57-9088-4b47-86a9-88681174d392",
"name": "Fetch AI Image",
"type": "n8n-nodes-base.httpRequest",
"position": [
800,
-40
],
"parameters": {
"url": "={{ $json.imageUrl }}",
"options": {}
},
"typeVersion": 4.2
},
{
"id": "e57ca15b-5d39-4a03-8ba7-5830ebdf773e",
"name": "Post Image to Facebook",
"type": "n8n-nodes-base.facebookGraphApi",
"position": [
1040,
-40
],
"parameters": {
"edge": "photos",
"node": "me",
"options": {
"queryParameters": {
"parameter": [
{
"name": "prompt",
"value": "={{ $json.text }}"
},
{
"name": "caption",
"value": "={{ $json.text }}\n\n\n#FreeImage #AIGeneratedArt #CreativeFreedom #FreeToUse #freeimagegenerator"
}
]
}
},
"sendBinaryData": true,
"graphApiVersion": "v22.0",
"httpRequestMethod": "POST",
"binaryPropertyName": "data"
},
"credentials": {
"facebookGraphApi": {
"name": "<your credential>"
}
},
"typeVersion": 1
}
],
"connections": {
"Fetch AI Image": {
"main": [
[
{
"node": "Post Image to Facebook",
"type": "main",
"index": 0
}
]
]
},
"Set The Schedule": {
"main": [
[
{
"node": "Log Schedule Time",
"type": "main",
"index": 0
}
]
]
},
"Log Schedule Time": {
"main": [
[
{
"node": "Generate Image Prompt (Gemini)",
"type": "main",
"index": 0
}
]
]
},
"Create Pollinations URL": {
"main": [
[
{
"node": "Fetch AI Image",
"type": "main",
"index": 0
}
]
]
},
"Google Gemini Chat Model": {
"ai_languageModel": [
[
{
"node": "Generate Image Prompt (Gemini)",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Generate Image Prompt (Gemini)": {
"main": [
[
{
"node": "Create Pollinations URL",
"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.
facebookGraphApigooglePalmApi
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About this workflow
AI artists Facebook page managers Digital marketers looking for automated creative content Triggers 3x daily at 7:00, 11:00, and 17:00 (local time) Generates random AI image prompts in a retro-futuristic, cinematic, or surreal style using Google Gemini Fetches images from…
Source: https://n8n.io/workflows/5486/ — original creator credit. Request a take-down →
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