Extract Invoice Data with IterationLayer

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": "Extract Invoice Data",
  "nodes": [
    {
      "parameters": {
        "content": "## Extract Invoice Data\n\nAccounts payable teams and finance automation platforms use this recipe to eliminate manual invoice data entry. Upload an invoice in any supported format and receive structured JSON with vendor details, line items, and totals \u2014 ready to feed into your ERP or accounting system.\n\n**Note:** This workflow uses the Iteration Layer community node (`n8n-nodes-iterationlayer`). Install it via Settings > Community Nodes on self-hosted n8n, or add it directly on n8n Cloud with Verified Community Nodes enabled.",
        "height": 280,
        "width": 500,
        "color": 2
      },
      "type": "n8n-nodes-base.stickyNote",
      "typeVersion": 1,
      "position": [
        200,
        40
      ],
      "id": "740bbc39-f879-4a4d-b1a7-4b66dfac8f09",
      "name": "Overview"
    },
    {
      "parameters": {
        "content": "### Step 1: Extract Data\nResource: **Document Extraction**\n\nConfigure the Document Extraction parameters below, then connect your credentials.",
        "height": 160,
        "width": 300,
        "color": 6
      },
      "type": "n8n-nodes-base.stickyNote",
      "typeVersion": 1,
      "position": [
        475,
        100
      ],
      "id": "0ad47fa7-0338-4060-bc1b-f5c1aa248b53",
      "name": "Step 1 Note"
    },
    {
      "parameters": {},
      "type": "n8n-nodes-base.manualTrigger",
      "typeVersion": 1,
      "position": [
        250,
        300
      ],
      "id": "c9d0e1f2-a3b4-5678-cdef-789012345678",
      "name": "Manual Trigger"
    },
    {
      "parameters": {
        "resource": "documentExtraction",
        "schemaInputMode": "rawJson",
        "schemaJson": "{\"fields\":[{\"name\":\"vendor\",\"type\":\"TEXT\",\"description\":\"Vendor or supplier name\"},{\"name\":\"invoice_number\",\"type\":\"TEXT\",\"description\":\"Invoice reference number\"},{\"name\":\"date\",\"type\":\"DATE\",\"description\":\"Invoice date\"},{\"name\":\"line_items\",\"type\":\"ARRAY\",\"description\":\"Individual line items\",\"fields\":[{\"name\":\"description\",\"type\":\"TEXT\",\"description\":\"Item description\"},{\"name\":\"quantity\",\"type\":\"INTEGER\",\"description\":\"Quantity ordered\"},{\"name\":\"unit_price\",\"type\":\"CURRENCY_AMOUNT\",\"description\":\"Price per unit\"}]},{\"name\":\"total_amount\",\"type\":\"CURRENCY_AMOUNT\",\"description\":\"Total invoice amount\"}]}",
        "files": {
          "fileValues": [
            {
              "fileInputMode": "url",
              "fileName": "invoice.pdf",
              "fileUrl": "https://example.com/invoices/2026-001.pdf"
            }
          ]
        }
      },
      "type": "n8n-nodes-iterationlayer.iterationLayer",
      "typeVersion": 1,
      "position": [
        500,
        300
      ],
      "id": "d0e1f2a3-b4c5-6789-defa-890123456789",
      "name": "Extract Data",
      "credentials": {
        "iterationLayerApi": {
          "name": "<your credential>"
        }
      }
    }
  ],
  "connections": {
    "Manual Trigger": {
      "main": [
        [
          {
            "node": "Extract Data",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "settings": {
    "executionOrder": "v1"
  }
}

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.

• iterationLayerApi

About this workflow

Extract Invoice Data. Uses n8n-nodes-iterationlayer. Event-driven trigger; 4 nodes.

Source: https://github.com/iterationlayer/n8n-nodes-iterationlayer/blob/main/templates/extract-invoice-data.json — original creator credit. Request a take-down →

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