AI Audio Transcription & Summarization with OpenAI and Google Drive

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        "content": "## 3️⃣ Transcribe Audio"
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        "content": "## 4️⃣ Process Transcript and Generate Structured JSON Report"
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        "content": "## 5️⃣ Process Transcript and Generate Structured JSON -> Markdown Report"
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        "content": "## 6️⃣ Save Raw Transcript to Google Drive"
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      "position": [
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        "content": "## 1️⃣ Start Transcription Service"
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        "height": 340,
        "content": "## Wait for Google Drive Trigger and Send for User Approval to Proceed (Human in the Loop)\n(optional)"
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        "content": "## 2️⃣ Search and Download Audio File from Google Drive\n💡Note:  Adjust Filter and Limit settings for your needs"
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        "content": "## 7️⃣ Send Transcription Report Links to User"
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              "name": "id_json",
              "type": "object",
              "value": "={{ $json }}"
            }
          ]
        }
      },
      "typeVersion": 3.4
    },
    {
      "id": "d3a77222-96ac-4d2e-a98c-b185524bebe0",
      "name": "Prepare Response Markdown",
      "type": "n8n-nodes-base.set",
      "position": [
        1580,
        980
      ],
      "parameters": {
        "options": {},
        "assignments": {
          "assignments": [
            {
              "id": "9e23ce26-bdf5-46c8-9099-02179cd29fc5",
              "name": "id_markdown",
              "type": "object",
              "value": "={{ $json }}"
            }
          ]
        }
      },
      "typeVersion": 3.4
    },
    {
      "id": "41e6a279-426e-4fcd-ad6d-182fbc111d28",
      "name": "Merge All Paths",
      "type": "n8n-nodes-base.merge",
      "position": [
        1840,
        980
      ],
      "parameters": {
        "mode": "combine",
        "options": {},
        "combineBy": "combineByPosition",
        "numberInputs": 3
      },
      "typeVersion": 3
    },
    {
      "id": "e2bb4ed5-f9cd-4807-950c-8f9a4bef1a24",
      "name": "Save Raw Transcript to Google Drive",
      "type": "n8n-nodes-base.googleDrive",
      "position": [
        1180,
        1300
      ],
      "parameters": {
        "name": "={{ $('Download audio file').item.json.id }} - {{ $('Download audio file').item.json.name }}- {{ $('Set Config').item.json.datetime }}.txt",
        "content": "={{  $('Transcribe with OpenAI').item.json.text }}",
        "driveId": {
          "__rl": true,
          "mode": "list",
          "value": "My Drive"
        },
        "options": {},
        "folderId": {
          "__rl": true,
          "mode": "list",
          "value": "1Wqd4zEEb847gFYKoDBbNnXsWEc-kCAm2",
          "cachedResultUrl": "https://drive.google.com/drive/folders/1Wqd4zEEb847gFYKoDBbNnXsWEc-kCAm2",
          "cachedResultName": "Audio Recordings"
        },
        "operation": "createFromText"
      },
      "credentials": {
        "googleDriveOAuth2Api": {
          "id": "UhdXGYLTAJbsa0xX",
          "name": "Google Drive account"
        }
      },
      "typeVersion": 3
    },
    {
      "id": "fb2cced9-8c42-43de-b4a3-5dd66ddd24b3",
      "name": "Start Workflow",
      "type": "n8n-nodes-base.manualTrigger",
      "position": [
        0,
        340
      ],
      "parameters": {},
      "typeVersion": 1
    },
    {
      "id": "c2ef200f-4e45-42ba-a5f2-f7eb47df8f2f",
      "name": "On File Created Trigger",
      "type": "n8n-nodes-base.googleDriveTrigger",
      "disabled": true,
      "position": [
        0,
        -20
      ],
      "parameters": {
        "event": "fileCreated",
        "options": {
          "fileType": "application/vnd.google-apps.audio"
        },
        "pollTimes": {
          "item": [
            {
              "mode": "everyMinute"
            }
          ]
        },
        "triggerOn": "specificFolder",
        "folderToWatch": {
          "__rl": true,
          "mode": "list",
          "value": "1Wqd4zEEb847gFYKoDBbNnXsWEc-kCAm2",
          "cachedResultUrl": "https://drive.google.com/drive/folders/1Wqd4zEEb847gFYKoDBbNnXsWEc-kCAm2",
          "cachedResultName": "Audio Recordings"
        }
      },
      "credentials": {
        "googleDriveOAuth2Api": {
          "id": "UhdXGYLTAJbsa0xX",
          "name": "Google Drive account"
        }
      },
      "typeVersion": 1
    }
  ],
  "connections": {
    "Set Config": {
      "main": [
        [
          {
            "node": "Summarize to JSON",
            "type": "main",
            "index": 0
          },
          {
            "node": "Summarize to Structured JSON",
            "type": "main",
            "index": 0
          },
          {
            "node": "Save Raw Transcript to Google Drive",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Start Workflow": {
      "main": [
        [
          {
            "node": "Search Google Drive",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Merge All Paths": {
      "main": [
        [
          {
            "node": "Send Telegram Message",
            "type": "main",
            "index": 0
          },
          {
            "node": "Email Content Formatter",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Summarize to JSON": {
      "main": [
        [
          {
            "node": "Convert JSON to Markdown",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get JSON File Meta": {
      "main": [
        [
          {
            "node": "Prepare Response JSON",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Limit to last file": {
      "main": [
        [
          {
            "node": "Download audio file",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Download audio file": {
      "main": [
        [
          {
            "node": "Transcribe with OpenAI",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Search Google Drive": {
      "main": [
        [
          {
            "node": "Filter by .m4a extension",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get Filename for JSON": {
      "main": [
        [
          {
            "node": "Save JSON file to Google Drive",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Prepare Response JSON": {
      "main": [
        [
          {
            "node": "Merge All Paths",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get Markdown File Meta": {
      "main": [
        [
          {
            "node": "Prepare Response Markdown",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Transcribe with OpenAI": {
      "main": [
        [
          {
            "node": "Set Config",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Email Content Formatter": {
      "main": [
        [
          {
            "node": "Send Gmail Message",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Gmail User for Approval": {
      "main": [
        [
          {
            "node": "Search Google Drive",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "On File Created Trigger": {
      "main": [
        [
          {
            "node": "Gmail User for Approval",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Convert JSON to Markdown": {
      "main": [
        [
          {
            "node": "Get Filename for Markdown",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Filter by .m4a extension": {
      "main": [
        [
          {
            "node": "Limit to last file",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get Filename for Markdown": {
      "main": [
        [
          {
            "node": "Save Markdown file to Google Drive",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Prepare Response Markdown": {
      "main": [
        [
          {
            "node": "Merge All Paths",
            "type": "main",
            "index": 1
          }
        ]
      ]
    },
    "Summarize to Structured JSON": {
      "main": [
        [
          {
            "node": "Get Filename for JSON",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Save JSON file to Google Drive": {
      "main": [
        [
          {
            "node": "Get JSON File Meta",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Save Markdown file to Google Drive": {
      "main": [
        [
          {
            "node": "Get Markdown File Meta",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Save Raw Transcript to Google Drive": {
      "main": [
        [
          {
            "node": "Merge All Paths",
            "type": "main",
            "index": 2
          }
        ]
      ]
    }
  }
}