AutomationFlowsSocial Media › Automate Instagram Posts with Gpt-4o Captions, Imgbb & Buffer Integration

Automate Instagram Posts with Gpt-4o Captions, Imgbb & Buffer Integration

ByAiAgent @lifehacks on n8n.io

This workflow uses two community nodes.

Event trigger★★★★☆ complexityAI-powered11 nodesLocal File TriggerRead Write FileOpenAIHTTP RequestAirtable
Social Media Trigger: Event Nodes: 11 Complexity: ★★★★☆ AI nodes: yes Added:

This workflow corresponds to n8n.io template #6334 — we link there as the canonical source.

This workflow follows the Airtable → HTTP Request recipe pattern — see all workflows that pair these two integrations.

The workflow JSON

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{
  "id": "9nfRCINawOWFF1vf",
  "name": "Automated Instagram Post Creation And Upload Using GPT-4o",
  "tags": [],
  "nodes": [
    {
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      "name": "Local File Trigger",
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      "position": [
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      ],
      "parameters": {},
      "typeVersion": 1
    },
    {
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      "type": "n8n-nodes-base.code",
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      ],
      "parameters": {},
      "typeVersion": 2
    },
    {
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      "name": "Get Image From File",
      "type": "n8n-nodes-base.readWriteFile",
      "position": [
        420,
        2280
      ],
      "parameters": {},
      "typeVersion": 1,
      "alwaysOutputData": true
    },
    {
      "id": "b921ee52-a127-49ba-9614-b780d61fabe6",
      "name": "Analyze Image",
      "type": "@n8n/n8n-nodes-langchain.openAi",
      "position": [
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      "parameters": {},
      "typeVersion": 1.8
    },
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      "name": "Sticky Note1",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
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        0
      ],
      "parameters": {
        "content": ""
      },
      "typeVersion": 1
    },
    {
      "id": "c1c8a752-298f-436b-b11d-bfcbd332d368",
      "name": "Extract from File",
      "type": "n8n-nodes-base.extractFromFile",
      "position": [
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        2140
      ],
      "parameters": {},
      "typeVersion": 1
    },
    {
      "id": "e8395ec2-47be-4270-b690-5ced03a5ffad",
      "name": "Merge",
      "type": "n8n-nodes-base.merge",
      "position": [
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      "parameters": {},
      "typeVersion": 3
    },
    {
      "id": "51fb9ddf-463f-4058-b87a-b951378cd591",
      "name": "Aggregate",
      "type": "n8n-nodes-base.aggregate",
      "position": [
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      "parameters": {},
      "typeVersion": 1
    },
    {
      "id": "9223e96e-e24d-46fc-9358-595337ac7b1d",
      "name": "Code",
      "type": "n8n-nodes-base.code",
      "position": [
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      "parameters": {},
      "typeVersion": 2
    },
    {
      "id": "93bb0645-5254-440f-836b-d9b8d3464d12",
      "name": "ImgBB",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
        840,
        2140
      ],
      "parameters": {},
      "typeVersion": 4.2
    },
    {
      "id": "22aa328e-b339-4e6c-b4cb-80f549b0e297",
      "name": "Airtable",
      "type": "n8n-nodes-base.airtable",
      "position": [
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        2260
      ],
      "parameters": {},
      "typeVersion": 2.1
    }
  ],
  "active": false,
  "settings": {
    "executionOrder": "v1"
  },
  "versionId": "41d59bd1-3412-463a-b2d3-636f6504dcce",
  "connections": {
    "Code": {
      "main": [
        [
          {
            "node": "Merge",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "ImgBB": {
      "main": [
        [
          {
            "node": "Code",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Merge": {
      "main": [
        [
          {
            "node": "Aggregate",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Aggregate": {
      "main": [
        [
          {
            "node": "Airtable",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Converter": {
      "main": [
        [
          {
            "node": "Get Image From File",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Analyze Image": {
      "main": [
        [
          {
            "node": "Merge",
            "type": "main",
            "index": 1
          }
        ]
      ]
    },
    "Extract from File": {
      "main": [
        [
          {
            "node": "ImgBB",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Local File Trigger": {
      "main": [
        [
          {
            "node": "Converter",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get Image From File": {
      "main": [
        [
          {
            "node": "Analyze Image",
            "type": "main",
            "index": 0
          },
          {
            "node": "Extract from File",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}
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About this workflow

This workflow uses two community nodes.

Source: https://n8n.io/workflows/6334/ — original creator credit. Request a take-down →

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