AI Content Summary Generation

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 →

{
  "name": "AI Content Summary Generation",
  "nodes": [
    {
      "parameters": {
        "httpMethod": "POST",
        "path": "summary",
        "responseMode": "responseNode",
        "options": {}
      },
      "id": "webhook-summary",
      "name": "Webhook (Summary)",
      "type": "n8n-nodes-base.webhook",
      "typeVersion": 1,
      "position": [
        240,
        300
      ]
    },
    {
      "parameters": {
        "model": "gemini-1.5-flash",
        "messages": [
          {
            "role": "user",
            "content": "Create a concise, engaging summary for a social media campaign based on the following topic and description.\\n\\nTopic: {{$node[\\\"Webhook (Summary)\\\"].json[\\\"topic\\\"]}}\\n\\nDescription: {{$node[\\\"Webhook (Summary)\\\"].json[\\\"description\\\"]}}\\n\\n{{#if $node[\\\"Webhook (Summary)\\\"].json[\\\"user_style\\\"]}}Style: {{$node[\\\"Webhook (Summary)\\\"].json[\\\"user_style\\\"]}}\\n{{/if}}{{#if $node[\\\"Webhook (Summary)\\\"].json[\\\"user_focus\\\"]}}Focus: {{$node[\\\"Webhook (Summary)\\\"].json[\\\"user_focus\\\"]}}\\n{{/if}}{{#if $node[\\\"Webhook (Summary)\\\"].json[\\\"brand_info\\\"]}}Brand: {{$node[\\\"Webhook (Summary)\\\"].json[\\\"brand_info\\\"]}}\\n{{/if}}\\n\\nProvide a compelling summary suitable for social media content creation."
          }
        ],
        "options": {}
      },
      "id": "gemini-summary",
      "name": "Gemini (Summary)",
      "type": "n8n-nodes-base.googleGeminiChatModel",
      "typeVersion": 1,
      "position": [
        600,
        300
      ],
      "credentials": {
        "googleGeminiApi": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "values": {
          "string": [
            {
              "name": "summary",
              "value": "={{ $node[\\\"Gemini (Summary)\\\"].json[\\\"messages\\\"][0][\\\"content\\\"] }}"
            },
            {
              "name": "user_id",
              "value": "={{ $node[\\\"Webhook (Summary)\\\"].json[\\\"user_id\\\"] }}"
            },
            {
              "name": "post_id",
              "value": "={{ $node[\\\"Webhook (Summary)\\\"].json[\\\"post_id\\\"] }}"
            }
          ]
        },
        "options": {}
      },
      "id": "set-summary-output",
      "name": "Set Summary Output",
      "type": "n8n-nodes-base.set",
      "typeVersion": 3.2,
      "position": [
        840,
        300
      ]
    },
    {
      "parameters": {
        "respondWith": "json",
        "responseBody": "={{ $node[\\\"Set Summary Output\\\"].json }}"
      },
      "id": "respond-to-backend",
      "name": "Respond to Backend",
      "type": "n8n-nodes-base.respondToWebhook",
      "typeVersion": 1,
      "position": [
        1080,
        300
      ]
    }
  ],
  "connections": {
    "Webhook (Summary)": {
      "main": [
        [
          {
            "node": "Gemini (Summary)",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Gemini (Summary)": {
      "main": [
        [
          {
            "node": "Set Summary Output",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Set Summary Output": {
      "main": [
        [
          {
            "node": "Respond to Backend",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "settings": {},
  "staticData": null
}

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.

• googleGeminiApi

About this workflow

AI Content Summary Generation. Uses googleGeminiChatModel. Webhook trigger; 4 nodes.

Source: https://github.com/GaneshICOGZ/post-automation/blob/3f72fd08f7c408ae0f312f40116c7c0b645d44fa/n8n/summary_workflow.json — original creator credit. Request a take-down →

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