This workflow follows the Gmail → Google Docs recipe pattern — see all workflows that pair these two integrations.
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": "Master Context Append",
"nodes": [
{
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 3
},
"conditions": [
{
"id": "748edfbf-beb6-450d-9124-c735ab2342e5",
"leftValue": "={{ $json.name }}",
"rightValue": "CONTEXT_PENDING",
"operator": {
"type": "string",
"operation": "startsWith"
}
}
],
"combinator": "and"
},
"options": {}
},
"type": "n8n-nodes-base.filter",
"typeVersion": 2.3,
"position": [
-48,
0
],
"id": "fd9be1d2-0da3-4357-a06f-ba0bd3d1266a",
"name": "Filter"
},
{
"parameters": {
"operation": "download",
"fileId": {
"__rl": true,
"value": "={{ $('Loop Over Items').item.json.id }}",
"mode": "id"
},
"options": {}
},
"type": "n8n-nodes-base.googleDrive",
"typeVersion": 3,
"position": [
544,
0
],
"id": "82e0f6bf-1c4f-49fa-84c1-5360f9798b48",
"name": "Download file",
"credentials": {
"googleDriveOAuth2Api": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"operation": "text",
"options": {}
},
"type": "n8n-nodes-base.extractFromFile",
"typeVersion": 1.1,
"position": [
720,
0
],
"id": "a6409f46-cf9c-4faa-966f-8e087bdb7a64",
"name": "Extract from File"
},
{
"parameters": {
"text": "={{ $json.data }}",
"attributes": {
"attributes": [
{
"name": "action",
"description": "Either ADD or REPLACE, the operation the file requests",
"required": true
},
{
"name": "section",
"type": "number",
"description": "The section number of the master context being targeted",
"required": true
},
{
"name": "search_text",
"description": "For REPLACE only: the exact existing text to find. Empty for ADD"
},
{
"name": "new_text",
"description": "The exact full text to insert or to replace with, verbatim from the file",
"required": true
},
{
"name": "summary",
"description": "One line describing the change in plain words",
"required": true
}
]
},
"options": {}
},
"type": "@n8n/n8n-nodes-langchain.informationExtractor",
"typeVersion": 1.2,
"position": [
576,
208
],
"id": "a859919a-3278-4e60-a784-d5abfe72e120",
"name": "Information Extractor"
},
{
"parameters": {
"model": {
"__rl": true,
"value": "claude-haiku-4-5-20251001",
"mode": "list",
"cachedResultName": "Claude Haiku 4.5"
},
"options": {}
},
"type": "@n8n/n8n-nodes-langchain.lmChatAnthropic",
"typeVersion": 1.5,
"position": [
544,
400
],
"id": "34821f80-4573-4110-a4ab-b956c7fe7363",
"name": "Anthropic Chat Model",
"credentials": {
"anthropicApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"operation": "copy",
"fileId": {
"__rl": true,
"value": "MASTER_CONTEXT_DOC_ID",
"mode": "id"
},
"name": "=MASTER_CONTEXT_backup_{{ $now.format('yyyy-MM-dd_HHmm') }}",
"sameFolder": false,
"driveId": {
"__rl": true,
"value": "My Drive",
"mode": "list",
"cachedResultName": "My Drive",
"cachedResultUrl": "https://drive.google.com/drive/my-drive"
},
"folderId": {
"__rl": true,
"mode": "id",
"value": "BACKUPS_FOLDER_ID"
},
"options": {}
},
"type": "n8n-nodes-base.googleDrive",
"typeVersion": 3,
"position": [
1488,
32
],
"id": "25249143-020e-41dd-8084-11f6bae1cdb2",
"name": "Copy file",
"credentials": {
"googleDriveOAuth2Api": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"operation": "sendAndWait",
"sendTo": "you@example.com",
"subject": "=Approve master context edit: {{ $('Build Replacement').item.json.summary }}",
"message": "=Action: {{ $('Build Replacement').item.json.action }} to Section {{ $('Build Replacement').item.json.section }}\nWill find: {{ $('Build Replacement').item.json.searchFor }}\nWill replace with: {{ $('Build Replacement').item.json.replaceWith }}",
"approvalOptions": {
"values": {
"approvalType": "double"
}
},
"options": {}
},
"type": "n8n-nodes-base.gmail",
"typeVersion": 2.2,
"position": [
1104,
208
],
"id": "b9df518b-c589-4ad6-bf37-43c8da2f6fb5",
"name": "Send message and wait for response",
"credentials": {
"gmailOAuth2": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 3
},
"conditions": [
{
"id": "7815dffb-a64e-42ab-8dc3-90367ee74d0b",
"leftValue": "={{ $json.data.approved }}",
"rightValue": "",
"operator": {
"type": "boolean",
"operation": "true",
"singleValue": true
}
}
],
"combinator": "and"
},
"options": {}
},
"type": "n8n-nodes-base.if",
"typeVersion": 2.3,
"position": [
1280,
208
],
"id": "e548fdbc-d999-4004-acf3-90ca144b0c8a",
"name": "If"
},
{
"parameters": {
"operation": "update",
"documentURL": "MASTER_CONTEXT_DOC_ID",
"actionsUi": {
"actionFields": [
{
"action": "replaceAll",
"text": "={{ $('Build Replacement').item.json.searchFor }}",
"replaceText": "={{ $('Build Replacement').item.json.replaceWith }}"
}
]
}
},
"type": "n8n-nodes-base.googleDocs",
"typeVersion": 2,
"position": [
2112,
32
],
"id": "ded152ac-c40c-4962-9ee2-1cc9b3682d32",
"name": "Update a document",
"credentials": {
"googleDocsOAuth2Api": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"jsCode": "const e = $input.first().json.output;\nconst clean = (t) => (t ?? '').replace(/\\*\\*/g, '');\n\nlet searchFor, replaceWith;\nif (e.action === 'ADD') {\n const anchor = `[[S${e.section}]]`;\n searchFor = anchor;\n replaceWith = clean(e.new_text) + '\\n\\n' + anchor;\n} else {\n searchFor = clean(e.search_text);\n replaceWith = clean(e.new_text);\n}\n\nreturn [{ json: { searchFor, replaceWith,\n summary: e.summary, action: e.action, section: e.section } }];"
},
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
928,
208
],
"id": "52f7e937-d168-4f58-af85-47436af96d37",
"name": "Build Replacement"
},
{
"parameters": {
"options": {}
},
"type": "n8n-nodes-base.splitInBatches",
"typeVersion": 3,
"position": [
192,
-16
],
"id": "c1b28014-9cd1-4197-bbfd-16a6b5f90138",
"name": "Loop Over Items"
},
{
"parameters": {
"rule": {
"interval": [
{
"field": "minutes",
"minutesInterval": 10
}
]
}
},
"type": "n8n-nodes-base.scheduleTrigger",
"typeVersion": 1.3,
"position": [
-400,
0
],
"id": "3918b856-1049-47d2-8b2a-da8d2a1f5199",
"name": "Schedule Trigger"
},
{
"parameters": {
"resource": "fileFolder",
"returnAll": true,
"filter": {
"driveId": {
"mode": "list",
"value": "My Drive"
},
"folderId": {
"__rl": true,
"value": "=INBOX_FOLDER_ID",
"mode": "id"
}
},
"options": {}
},
"type": "n8n-nodes-base.googleDrive",
"typeVersion": 3,
"position": [
-208,
0
],
"id": "7fac66ab-eb7d-42de-879c-affb2c674d74",
"name": "List Inbox",
"credentials": {
"googleDriveOAuth2Api": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"operation": "move",
"fileId": {
"__rl": true,
"value": "={{ $json.id }}",
"mode": "id"
},
"driveId": {
"__rl": true,
"mode": "list",
"value": "My Drive"
},
"folderId": {
"__rl": true,
"value": "=PROCESSING_FOLDER_ID",
"mode": "id"
}
},
"type": "n8n-nodes-base.googleDrive",
"typeVersion": 3,
"position": [
384,
0
],
"id": "3d647aa4-fc53-4b5c-8719-8a747588c784",
"name": "Claim File",
"credentials": {
"googleDriveOAuth2Api": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"operation": "move",
"fileId": {
"__rl": true,
"value": "={{ $('Loop Over Items').item.json.id }}",
"mode": "id"
},
"driveId": {
"__rl": true,
"mode": "list",
"value": "My Drive"
},
"folderId": {
"__rl": true,
"value": "=DONE_FOLDER_ID",
"mode": "id"
}
},
"type": "n8n-nodes-base.googleDrive",
"typeVersion": 3,
"position": [
2288,
384
],
"id": "94969a46-d715-47af-9d10-0d6ab0d69ee1",
"name": "Move to Done",
"credentials": {
"googleDriveOAuth2Api": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"operation": "move",
"fileId": {
"__rl": true,
"value": "={{ $('Loop Over Items').item.json.id }}",
"mode": "id"
},
"driveId": {
"__rl": true,
"mode": "list",
"value": "My Drive"
},
"folderId": {
"__rl": true,
"value": "=DECLINED_FOLDER_ID",
"mode": "id"
}
},
"type": "n8n-nodes-base.googleDrive",
"typeVersion": 3,
"position": [
1488,
352
],
"id": "872dbae6-4728-4a1c-b498-5091a2a81dda",
"name": "Move to Declined",
"credentials": {
"googleDriveOAuth2Api": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"resource": "fileFolder",
"returnAll": true,
"filter": {
"driveId": {
"mode": "list",
"value": "My Drive"
},
"folderId": {
"__rl": true,
"value": "=BACKUPS_FOLDER_ID",
"mode": "id"
}
},
"options": {}
},
"type": "n8n-nodes-base.googleDrive",
"typeVersion": 3,
"position": [
1664,
208
],
"id": "46e53f34-3113-4fa1-b91d-7f42f038701a",
"name": "List Backups",
"credentials": {
"googleDriveOAuth2Api": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"jsCode": "// Keep the newest N backups of the master context Doc, delete the rest.\n// Backup names end in yyyy-MM-dd_HHmm, which sorts lexicographically in\n// chronological order, so there is no date parsing to get wrong.\n\nconst KEEP = 5;\n\nconst backups = $input.all()\n .map(item => item.json)\n .filter(f => String(f.name || '').startsWith('MASTER_CONTEXT_backup_'));\n\nbackups.sort((a, b) => String(b.name).localeCompare(String(a.name)));\n\nreturn backups.slice(KEEP).map(f => ({ json: { id: f.id, name: f.name } }));"
},
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
1856,
208
],
"id": "df228cc9-40e6-40c5-9715-03673c335053",
"name": "Select Backups to Delete"
},
{
"parameters": {
"operation": "deleteFile",
"fileId": {
"__rl": true,
"value": "={{ $json.id }}",
"mode": "id"
},
"options": {}
},
"type": "n8n-nodes-base.googleDrive",
"typeVersion": 3,
"position": [
2048,
208
],
"id": "9e44459c-d6d0-4e65-a7ee-707c132b6fc0",
"name": "Delete Backup",
"credentials": {
"googleDriveOAuth2Api": {
"name": "<your credential>"
}
},
"onError": "continueRegularOutput"
}
],
"connections": {
"Filter": {
"main": [
[
{
"node": "Loop Over Items",
"type": "main",
"index": 0
}
]
]
},
"Download file": {
"main": [
[
{
"node": "Extract from File",
"type": "main",
"index": 0
}
]
]
},
"Anthropic Chat Model": {
"ai_languageModel": [
[
{
"node": "Information Extractor",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Extract from File": {
"main": [
[
{
"node": "Information Extractor",
"type": "main",
"index": 0
}
]
]
},
"Information Extractor": {
"main": [
[
{
"node": "Build Replacement",
"type": "main",
"index": 0
}
]
]
},
"Copy file": {
"main": [
[
{
"node": "Update a document",
"type": "main",
"index": 0
},
{
"node": "List Backups",
"type": "main",
"index": 0
}
]
]
},
"Send message and wait for response": {
"main": [
[
{
"node": "If",
"type": "main",
"index": 0
}
]
]
},
"If": {
"main": [
[
{
"node": "Copy file",
"type": "main",
"index": 0
}
],
[
{
"node": "Move to Declined",
"type": "main",
"index": 0
}
]
]
},
"Update a document": {
"main": [
[
{
"node": "Move to Done",
"type": "main",
"index": 0
}
]
]
},
"Build Replacement": {
"main": [
[
{
"node": "Send message and wait for response",
"type": "main",
"index": 0
}
]
]
},
"Loop Over Items": {
"main": [
[],
[
{
"node": "Claim File",
"type": "main",
"index": 0
}
]
]
},
"Schedule Trigger": {
"main": [
[
{
"node": "List Inbox",
"type": "main",
"index": 0
}
]
]
},
"List Inbox": {
"main": [
[
{
"node": "Filter",
"type": "main",
"index": 0
}
]
]
},
"Claim File": {
"main": [
[
{
"node": "Download file",
"type": "main",
"index": 0
}
]
]
},
"Move to Done": {
"main": [
[
{
"node": "Loop Over Items",
"type": "main",
"index": 0
}
]
]
},
"Move to Declined": {
"main": [
[
{
"node": "Loop Over Items",
"type": "main",
"index": 0
}
]
]
},
"List Backups": {
"main": [
[
{
"node": "Select Backups to Delete",
"type": "main",
"index": 0
}
]
]
},
"Select Backups to Delete": {
"main": [
[
{
"node": "Delete Backup",
"type": "main",
"index": 0
}
]
]
}
},
"active": true,
"settings": {
"executionOrder": "v1",
"binaryMode": "separate",
"availableInMCP": false,
"timeSavedMode": "fixed",
"errorWorkflow": "rfnM81t8FWtURFQy",
"callerPolicy": "workflowsFromSameOwner"
},
"meta": {
"templateCredsSetupCompleted": true
},
"nodeGroups": [],
"tags": []
}
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.
anthropicApigmailOAuth2googleDocsOAuth2ApigoogleDriveOAuth2Api
Pro
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About this workflow
Master Context Append. Uses googleDrive, informationExtractor, lmChatAnthropic, gmail. Scheduled trigger; 19 nodes.
Source: https://github.com/Benny-Johnson/n8n-job-search-automation/blob/main/automations/02-master-context-append/workflow.json — original creator credit. Request a take-down →
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