Linkedin投稿・自動生成フォーム（n8n Form Trigger × Gemini）

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": "LinkedIn\u6295\u7a3f\u30fb\u81ea\u52d5\u751f\u6210\u30d5\u30a9\u30fc\u30e0\uff08n8n Form Trigger \u00d7 Gemini\uff09",
  "nodes": [
    {
      "parameters": {
        "formTitle": "LinkedIn\u6295\u7a3f \u81ea\u52d5\u751f\u6210\u30a2\u30b7\u30b9\u30bf\u30f3\u30c8",
        "formDescription": "\u8a18\u4e8b\u306eURL\u3068\u4f1d\u3048\u305f\u3044\u8981\u70b9\u3092\u5165\u529b\u3059\u308b\u3068\u3001AI\u304c\u30d0\u30ba\u308b\u69cb\u6210\u306eLinkedIn\u6295\u7a3f\u6587\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002",
        "formFields": {
          "values": [
            {
              "fieldLabel": "\u30bf\u30fc\u30b2\u30c3\u30c8\u5c64",
              "fieldName": "target_audience",
              "fieldType": "dropdown",
              "optionsList": [
                {
                  "option": "\u7d4c\u55b6\u8005\u30fb\u5f79\u54e1"
                },
                {
                  "option": "\u60c5\u30b7\u30b9\u30fbDX\u62c5\u5f53\u8005"
                },
                {
                  "option": "\u55b6\u696d\u30de\u30cd\u30fc\u30b8\u30e3\u30fc"
                }
              ]
            },
            {
              "fieldLabel": "\u7d39\u4ecb\u3057\u305f\u3044\u8a18\u4e8b\u306eURL",
              "fieldName": "article_url",
              "requiredField": true
            },
            {
              "fieldLabel": "\u6700\u3082\u4f1d\u3048\u305f\u3044\u30b3\u30a2\u30e1\u30c3\u30bb\u30fc\u30b8\uff08\u7b87\u6761\u66f8\u304dOK\uff09",
              "fieldName": "core_message",
              "fieldType": "textarea",
              "requiredField": true
            }
          ]
        },
        "options": {}
      },
      "id": "form-trigger",
      "name": "n8n Form Trigger",
      "type": "n8n-nodes-base.formTrigger",
      "typeVersion": 2.1,
      "position": [
        0,
        0
      ]
    },
    {
      "parameters": {
        "modelId": {
          "__rl": true,
          "value": "models/gemini-2.5-flash",
          "mode": "list",
          "cachedResultName": "models/gemini-2.5-flash"
        },
        "messages": {
          "values": [
            {
              "content": "=\u3042\u306a\u305f\u306fBtoB\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u306e\u30d7\u30ed\u30d5\u30a7\u30c3\u30b7\u30e7\u30ca\u30eb\u3067\u3059\u3002\u4ee5\u4e0b\u306e\u5165\u529b\u60c5\u5831\u3092\u3082\u3068\u306b\u3001LinkedIn\u5411\u3051\u306e\u9b45\u529b\u7684\u306a\u6295\u7a3f\u6587\u3092\u4f5c\u6210\u3057\u3066\u304f\u3060\u3055\u3044\u3002\n\n\u3010\u5165\u529b\u60c5\u5831\u3011\n\u30fb\u30bf\u30fc\u30b2\u30c3\u30c8\u5c64: {{ $json.target_audience }}\n\u30fb\u53c2\u8003\u8a18\u4e8bURL: {{ $json.article_url }}\n\u30fb\u30b3\u30a2\u30e1\u30c3\u30bb\u30fc\u30b8: {{ $json.core_message }}\n\n\u3010\u51fa\u529b\u306e\u6761\u4ef6\u3011\n\u30fb\u30d3\u30b8\u30cd\u30b9\u30d1\u30fc\u30bd\u30f3\u5411\u3051\u306e\u4e01\u5be7\u304b\u3064\u71b1\u91cf\u306e\u3042\u308b\u30c8\u30fc\u30f3\u3002\n\u30fb\u5192\u982d\u3067\u30bf\u30fc\u30b2\u30c3\u30c8\u306e\u8ab2\u984c\u306b\u5171\u611f\u3059\u308b\u30d5\u30c3\u30af\u3092\u5165\u308c\u308b\u3002\n\u30fb\u7d75\u6587\u5b57\u3092\u9069\u5ea6\u306b\u4f7f\u3044\u3001\u8996\u899a\u7684\u306b\u8aad\u307f\u3084\u3059\u304f\u3059\u308b\u3002\n\u30fb\u30cf\u30c3\u30b7\u30e5\u30bf\u30b0\u30923\u301c5\u500b\u3064\u3051\u308b\u3002"
            }
          ]
        },
        "options": {}
      },
      "id": "gemini-generate",
      "name": "Gemini: Generate Post",
      "type": "@n8n/n8n-nodes-langchain.googleGemini",
      "typeVersion": 1,
      "position": [
        220,
        0
      ],
      "credentials": {
        "googlePalmApi": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "respondWith": "text",
        "responseBody": "={{ $json.content.parts[0].text }}",
        "options": {}
      },
      "id": "respond-to-webhook",
      "name": "Respond to Webhook",
      "type": "n8n-nodes-base.respondToWebhook",
      "typeVersion": 1.1,
      "position": [
        440,
        0
      ]
    }
  ],
  "connections": {
    "n8n Form Trigger": {
      "main": [
        [
          {
            "node": "Gemini: Generate Post",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Gemini: Generate Post": {
      "main": [
        [
          {
            "node": "Respond to Webhook",
            "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.

• googlePalmApi

About this workflow

LinkedIn投稿・自動生成フォーム（n8n Form Trigger × Gemini）. Uses formTrigger, googleGemini. Event-driven trigger; 3 nodes.

Source: https://github.com/alternativescom/n8n-automation-workflows/blob/main/28-linkedin-post-generator/workflow.json — original creator credit. Request a take-down →

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