{
  "id": "4neKxxXCjvUq8XV7",
  "meta": {
    "templateCredsSetupCompleted": true
  },
  "name": "Auto OCR from Photo \u2192 AI Summary \u2192 Google Sheets & Gmail Notification",
  "tags": [],
  "nodes": [
    {
      "id": "14484c3d-1f78-45b1-a778-48b9d7ac1eee",
      "name": "OpenRouter Chat Model1",
      "type": "@n8n/n8n-nodes-langchain.lmChatOpenRouter",
      "position": [
        880,
        336
      ],
      "parameters": {
        "options": {}
      },
      "credentials": {
        "openRouterApi": {
          "name": "<your credential>"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "b8538a4f-9319-46b6-be09-5e343850d1dc",
      "name": "Append row in sheet1",
      "type": "n8n-nodes-base.googleSheets",
      "position": [
        1312,
        160
      ],
      "parameters": {
        "columns": {
          "value": {
            "\u51e6\u7406\u65e5": "={{ $now.toISO().split('T')[0] }}",
            "\u8981\u7d04\u7d50\u679c": "={{ $('Generate Summary with OpenRouter AI1').first().json.output }}",
            "\u30d5\u30a1\u30a4\u30eb\u540d": "={{ $('Format OCR Result & Check for Empty1').first().json.fileName }}"
          },
          "schema": [
            {
              "id": "\u30d5\u30a1\u30a4\u30eb\u540d",
              "type": "string",
              "display": true,
              "removed": false,
              "required": false,
              "displayName": "\u30d5\u30a1\u30a4\u30eb\u540d",
              "defaultMatch": false,
              "canBeUsedToMatch": true
            },
            {
              "id": "\u8981\u7d04\u7d50\u679c",
              "type": "string",
              "display": true,
              "removed": false,
              "required": false,
              "displayName": "\u8981\u7d04\u7d50\u679c",
              "defaultMatch": false,
              "canBeUsedToMatch": true
            },
            {
              "id": "\u51e6\u7406\u65e5",
              "type": "string",
              "display": true,
              "removed": false,
              "required": false,
              "displayName": "\u51e6\u7406\u65e5",
              "defaultMatch": false,
              "canBeUsedToMatch": true
            }
          ],
          "mappingMode": "defineBelow",
          "matchingColumns": [],
          "attemptToConvertTypes": false,
          "convertFieldsToString": false
        },
        "options": {},
        "operation": "append",
        "sheetName": {
          "__rl": true,
          "mode": "list",
          "value": "gid=0",
          "cachedResultUrl": "https://docs.google.com/spreadsheets/d/11BmQnKfY4MmCD4iwlvOFUZPAM6kGMWdny8MefHzE2_0/edit#gid=0",
          "cachedResultName": "\u8981\u7d04"
        },
        "documentId": {
          "__rl": true,
          "mode": "list",
          "value": "11BmQnKfY4MmCD4iwlvOFUZPAM6kGMWdny8MefHzE2_0",
          "cachedResultUrl": "https://docs.google.com/spreadsheets/d/11BmQnKfY4MmCD4iwlvOFUZPAM6kGMWdny8MefHzE2_0/edit?usp=drivesdk",
          "cachedResultName": "\u753b\u50cf\u8981\u7d04\u8a18\u9332"
        }
      },
      "typeVersion": 4.7
    },
    {
      "id": "11238230-9772-4fce-a3b9-b1c3a3cfffd1",
      "name": "Google Drive New File Trigger1",
      "type": "n8n-nodes-base.googleDriveTrigger",
      "position": [
        -48,
        160
      ],
      "parameters": {
        "event": "fileCreated",
        "options": {},
        "pollTimes": {
          "item": [
            {
              "mode": "everyMinute"
            }
          ]
        },
        "triggerOn": "specificFolder",
        "folderToWatch": {
          "__rl": true,
          "mode": "list",
          "value": "1jTs0NNXMFTcChRq0C1KEoARVdIOOjQ1r",
          "cachedResultUrl": "https://drive.google.com/drive/folders/1jTs0NNXMFTcChRq0C1KEoARVdIOOjQ1r",
          "cachedResultName": "\u30a4\u30e1\u30fc\u30b8\u30d5\u30a1\u30a4\u30eb"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "b31e181b-5ee1-4008-b3c9-541f3b3e65b8",
      "name": "Download Image File1",
      "type": "n8n-nodes-base.googleDrive",
      "position": [
        224,
        160
      ],
      "parameters": {
        "fileId": {
          "__rl": true,
          "mode": "id",
          "value": "={{ $json.id }}"
        },
        "options": {
          "binaryPropertyName": "data"
        },
        "operation": "download"
      },
      "typeVersion": 3
    },
    {
      "id": "dd60b9e0-1bfc-4ce3-9e2a-86a5582b1dac",
      "name": "Extract Text with OCR.space1",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
        496,
        160
      ],
      "parameters": {
        "url": "https://api.ocr.space/parse/image",
        "method": "POST",
        "options": {},
        "sendBody": true,
        "contentType": "multipart-form-data",
        "bodyParameters": {
          "parameters": [
            {
              "name": "apikey",
              "value": "*****APIKEY*****"
            },
            {
              "name": "language",
              "value": "jpn"
            },
            {
              "name": "isOverlayRequired",
              "value": "false"
            },
            {
              "name": "file",
              "parameterType": "formBinaryData",
              "inputDataFieldName": "data"
            }
          ]
        }
      },
      "typeVersion": 4.3
    },
    {
      "id": "74bc17b2-2556-4a8e-b331-fe5fee94a711",
      "name": "Format OCR Result & Check for Empty1",
      "type": "n8n-nodes-base.code",
      "position": [
        752,
        160
      ],
      "parameters": {
        "jsCode": "const raw = $input.first()?.json?.ParsedResults?.[0]?.ParsedText || '';\nconst text = String(raw).replace(/\\r/g, ' ').replace(/\\n+/g, ' ').replace(/\\s{2,}/g, ' ').trim();\nconst fileName = $('Download Image File1').first()?.json?.name || 'unknown';\nreturn [{ json: { extractedText: text, fileName: fileName, hasText: text.length > 0 } }];"
      },
      "typeVersion": 2
    },
    {
      "id": "82e9b60c-eaba-434e-ba0d-3f41ed0bbcf8",
      "name": "Generate Summary with OpenRouter AI1",
      "type": "@n8n/n8n-nodes-langchain.agent",
      "position": [
        960,
        160
      ],
      "parameters": {
        "text": "=\u4ee5\u4e0b\u306e\u6587\u7ae0\u3092\u7c21\u6f54\u306b\u8981\u7d04\u3057\u3066\u304f\u3060\u3055\u3044\uff1a\n{{ \n  $if(\n    $('Format OCR Result & Check for Empty1').first()?.json?.extractedText, \n    $('Format OCR Result & Check for Empty1').first().json.extractedText, \n    \"\uff08\u30c6\u30ad\u30b9\u30c8\u304c\u898b\u3064\u304b\u308a\u307e\u305b\u3093\u3067\u3057\u305f\uff09\"\n  ) \n}}",
        "options": {},
        "promptType": "define"
      },
      "typeVersion": 3
    },
    {
      "id": "bba8e569-d625-476f-869d-e3c5c39f166b",
      "name": "Send Completion Notification via Gmail1",
      "type": "n8n-nodes-base.gmail",
      "position": [
        1584,
        160
      ],
      "parameters": {
        "sendTo": " user@example.com",
        "message": "=\u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u300c{{ $('Format OCR Result & Check for Empty1').first().json.fileName }}\u300d\u306eOCR\u51e6\u7406\u304c\u5b8c\u4e86\u3057\u307e\u3057\u305f\u3002\n\n\u3010\u8981\u7d04\u3011\n{{ $('Generate Summary with OpenRouter AI1').first().json.message.content }}\n\n\u3010Google Docs\u3011\n\u65b0\u898f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u4f5c\u6210\u3057\u307e\u3057\u305f\u3002\n\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8ID: {{ $('Google Docs \u3078\u8981\u7d04\u3092\u8ffd\u8a18').first().json.documentId }}",
        "options": {},
        "subject": "=OCR\u51e6\u7406\u5b8c\u4e86: {{ $('Format OCR Result & Check for Empty1').first().json.fileName }}"
      },
      "typeVersion": 2.1
    },
    {
      "id": "d0cacb65-5059-4def-bb53-9f0026938075",
      "name": "Process Completed1",
      "type": "n8n-nodes-base.noOp",
      "position": [
        1872,
        160
      ],
      "parameters": {},
      "typeVersion": 1
    },
    {
      "id": "7c8f33d6-080b-4a16-b7df-d389c1b65b37",
      "name": "Sticky Note",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -608,
        -496
      ],
      "parameters": {
        "width": 480,
        "height": 640,
        "content": "## Overview: Auto OCR \u2192 AI Summary \u2192 Google Sheets & Gmail\n\n## How it works\n\nThis workflow automatically processes any new image uploaded to a specific Google Drive folder.\nIt extracts text using OCR.space, summarizes the content with OpenRouter AI, and logs the result to Google Sheets.\nFinally, it sends a completion email via Gmail including the file name, summary, and document link.\nThis automation is ideal for digitizing book pages, lecture notes, or printed reports with minimal manual effort.\n\n## Setup steps\n\nConnect your Google Drive, OpenRouter, Google Sheets, and Gmail credentials.\n\nSet the target folder in Google Drive Trigger (where new images are uploaded).\n\nInsert your OCR.space API key in the HTTP Request node.\n\nUpdate the destination Google Sheets document and sheet name.\n\nAdjust the recipient email address in the Gmail notification node.\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000"
      },
      "typeVersion": 1
    },
    {
      "id": "6a7a6bfa-3a55-4348-b87c-303ef20a91ee",
      "name": "Sticky Note1",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -64,
        -160
      ],
      "parameters": {
        "color": 7,
        "height": 304,
        "content": "### Section 1 ? Detect & Download Image\n\n  Google Drive Trigger \u2192 Download Image File\n\nMonitors a Drive folder and downloads new image files for OCR processing. (?40 words)"
      },
      "typeVersion": 1
    },
    {
      "id": "e8596db6-7332-4257-9863-1d4099879c61",
      "name": "Sticky Note2",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        192,
        -160
      ],
      "parameters": {
        "color": 7,
        "height": 304,
        "content": "### Section 2 ? Extract & Clean Text\n\n  OCR.space API \u2192 Format OCR Result\n\nExtracts Japanese text from the image and removes unnecessary line breaks or spaces. (?35 words)"
      },
      "typeVersion": 1
    },
    {
      "id": "58a38290-9e3a-41c2-9a1b-b3c026eb9c00",
      "name": "Sticky Note3",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        448,
        -160
      ],
      "parameters": {
        "color": 7,
        "height": 304,
        "content": "### Section 3 ? Summarize with AI\n\n  Generate Summary (OpenRouter AI)\n\nUses AI to summarize extracted text in concise Japanese for efficient reading. (?30 words)"
      },
      "typeVersion": 1
    },
    {
      "id": "696b9c8a-05e3-44bf-aff0-693d969178de",
      "name": "Sticky Note4",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        704,
        -160
      ],
      "parameters": {
        "color": 7,
        "height": 304,
        "content": "### Section 4 ? Save to Google Sheets\n\n  Append row in sheet\n\nLogs the filename, AI-generated summary, and current date into a Google Sheet. (?25 words)"
      },
      "typeVersion": 1
    },
    {
      "id": "6b0c9994-a22f-41aa-968e-36a9adca53bd",
      "name": "Sticky Note5",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        960,
        -160
      ],
      "parameters": {
        "color": 7,
        "height": 304,
        "content": "### Section 5 ? Notify via Gmail\n\n?? Send Completion Notification \u2192 Process Completed\n\nEmails the user with the OCR summary and Google Docs/Sheets information. (?25 words)"
      },
      "typeVersion": 1
    }
  ],
  "active": false,
  "settings": {
    "executionOrder": "v1"
  },
  "versionId": "cbc1e6fc-2b5e-47f2-8026-909093af9325",
  "connections": {
    "Append row in sheet1": {
      "main": [
        [
          {
            "node": "Send Completion Notification via Gmail1",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Download Image File1": {
      "main": [
        [
          {
            "node": "Extract Text with OCR.space1",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "OpenRouter Chat Model1": {
      "ai_languageModel": [
        [
          {
            "node": "Generate Summary with OpenRouter AI1",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    },
    "Extract Text with OCR.space1": {
      "main": [
        [
          {
            "node": "Format OCR Result & Check for Empty1",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Google Drive New File Trigger1": {
      "main": [
        [
          {
            "node": "Download Image File1",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Format OCR Result & Check for Empty1": {
      "main": [
        [
          {
            "node": "Generate Summary with OpenRouter AI1",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Generate Summary with OpenRouter AI1": {
      "main": [
        [
          {
            "node": "Append row in sheet1",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Send Completion Notification via Gmail1": {
      "main": [
        [
          {
            "node": "Process Completed1",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}