Robert Breen This workflow corresponds to n8n.io template #7863 — we link there as the canonical source.
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 →
{
"meta": {
"templateCredsSetupCompleted": true
},
"nodes": [
{
"id": "ab1b7d2d-7eac-45eb-9e0a-36f14c56df14",
"name": "When clicking \u2018Execute workflow\u2019",
"type": "n8n-nodes-base.manualTrigger",
"position": [
-704,
3520
],
"parameters": {},
"typeVersion": 1
},
{
"id": "80a9bda5-1301-45b3-b58a-0245035500d3",
"name": "Sticky Note3",
"type": "n8n-nodes-base.stickyNote",
"position": [
-1376,
2864
],
"parameters": {
"width": 400,
"height": 1056,
"content": "\n## \u2699\ufe0f Setup Instructions\n\n### 1\ufe0f\u20e3 Prepare Your Data\n- Add a **Set** node in n8n with fields such as:\n - `Name`\n - `Business`\n - `Address`\n - `CityState` \n- These fields will map directly to form fields in the PDF.\n\n---\n\n### 2\ufe0f\u20e3 Connect PDF.co\n1. Create a free account at [PDF.co](https://pdf.co/) \n2. Copy your **API Key** from the dashboard \n3. In **n8n \u2192 Credentials \u2192 New \u2192 PDF.co API** \n - Paste your API Key \u2192 **Save** \n4. In the **PDF.co node**, select your credential and use the **Fill a PDF Form** operation \n\n\n\n## \ud83d\udcec Contact\nNeed help customizing this for contracts, invoices, or HR forms? \n\n- \ud83d\udce7 **robert@ynteractive.com** \n- \ud83d\udd17 **[Robert Breen](https://www.linkedin.com/in/robert-breen-29429625/)** \n- \ud83c\udf10 **[ynteractive.com](https://ynteractive.com)**\n"
},
"typeVersion": 1
},
{
"id": "32f206af-66d5-48df-ac6a-0b590afa6864",
"name": "Sticky Note56",
"type": "n8n-nodes-base.stickyNote",
"position": [
-928,
2864
],
"parameters": {
"color": 7,
"width": 1360,
"height": 1056,
"content": "# \ud83d\udcdd Auto-Fill PDF Forms (W-9 Example)\n\nThis workflow demonstrates how to take structured data (e.g., Name, Business, Address) and automatically fill a PDF form (IRS W-9) using **PDF.co** inside **n8n**. \nIt can be adapted for contracts, invoices, or any standardized PDF forms.\n\n"
},
"typeVersion": 1
},
{
"id": "27694236-37b3-49ee-9aa0-222e2cd92558",
"name": "W9 Data",
"type": "n8n-nodes-base.set",
"position": [
-464,
3520
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "42962861-eb1b-491f-ac74-c35b240dd5e6",
"name": "Name",
"type": "string",
"value": "Jim"
},
{
"id": "ca52307b-b7b0-41d5-9ac2-0048fe73f65f",
"name": "Business",
"type": "string",
"value": "Bobs Appliances"
},
{
"id": "0bf4b185-eb2e-4deb-ab81-23665d0f80a6",
"name": "Address",
"type": "string",
"value": "general ave"
},
{
"id": "f50ab353-57fc-4d30-babd-c3defa4f38a5",
"name": "CityState",
"type": "string",
"value": "Atlanta GA"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "9f603647-99ca-46be-974a-61b3b477c325",
"name": "Fill in PDF Form",
"type": "n8n-nodes-pdfco.PDFco Api",
"position": [
-32,
3456
],
"parameters": {
"url": "https://www.irs.gov/pub/irs-pdf/fw9.pdf",
"fields": {
"metadataValues": [
{
"text": "={{ $json.Name }}",
"fieldName": "topmostSubform[0].Page1[0].f1_01[0]"
},
{
"text": "={{ $json.Business }}",
"fieldName": "topmostSubform[0].Page1[0].f1_02[0]"
},
{
"text": "={{ $json.Address }}",
"fieldName": "topmostSubform[0].Page1[0].Address_ReadOrder[0].f1_07[0]"
},
{
"text": "={{ $json.CityState }}",
"fieldName": "topmostSubform[0].Page1[0].Address_ReadOrder[0].f1_08[0]"
}
]
},
"operation": "Fill a PDF Form",
"advancedOptions": {}
},
"credentials": {
"pdfcoApi": {
"name": "<your credential>"
}
},
"typeVersion": 1
},
{
"id": "09f32826-5dc4-4d43-b2a3-c6f28e5e3610",
"name": "Sticky Note63",
"type": "n8n-nodes-base.stickyNote",
"position": [
-96,
3152
],
"parameters": {
"color": 3,
"width": 224,
"height": 464,
"content": "### 2\ufe0f\u20e3 Connect PDF.co\n1. Create a free account at [PDF.co](https://pdf.co/) \n2. Copy your **API Key** from the dashboard \n3. In **n8n \u2192 Credentials \u2192 New \u2192 PDF.co API** \n - Paste your API Key \u2192 **Save** \n4. In the **PDF.co node**, select your credential and use the **Fill a PDF Form** operation "
},
"typeVersion": 1
}
],
"connections": {
"W9 Data": {
"main": [
[
{
"node": "Fill in PDF Form",
"type": "main",
"index": 0
}
]
]
},
"When clicking \u2018Execute workflow\u2019": {
"main": [
[
{
"node": "W9 Data",
"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.
pdfcoApi
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About this workflow
This workflow demonstrates how to take structured data (e.g., Name, Business, Address) and automatically fill a PDF form (IRS W-9) using PDF.co inside n8n.
Source: https://n8n.io/workflows/7863/ — original creator credit. Request a take-down →
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