Imported from iterationlayer/skills (skills/extract-commercial-lease-data/SKILL.md). Install upstream with npx skills add iterationlayer/skills --skill extract-commercial-lease-data. Copyright stays with the author.

Extract Commercial Lease Data

Real estate teams use this recipe to extract commercial lease business terms into structured records for lease administration, diligence, and portfolio systems.

APIs Used

Document Extraction (1 credit per page)

Prerequisites

You need an Iteration Layer API key. Get one at platform.iterationlayer.com during the 7-day trial.

For full integration guidance (SDKs, auth, MCP, error handling), see the Iteration Layer Integration Guide.

Implementation

curl -X POST https://api.iterationlayer.com/document-extraction/v1/extract \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "files": [
    {
      "type": "url",
      "name": "commercial-lease.pdf",
      "url": "https://example.com/documents/commercial-lease-sample.pdf"
    }
  ],
  "schema": {
    "fields": [
      {
        "name": "landlord_name",
        "type": "TEXT",
        "description": "Landlord or lessor name"
      },
      {
        "name": "tenant_name",
        "type": "TEXT",
        "description": "Tenant or lessee name"
      },
      {
        "name": "premises_address",
        "type": "ADDRESS",
        "description": "Leased premises address"
      },
      {
        "name": "premises_description",
        "type": "TEXT",
        "description": "Suite, unit, rentable area, or premises description"
      },
      {
        "name": "lease_start_date",
        "type": "DATE",
        "description": "Lease commencement date"
      },
      {
        "name": "lease_end_date",
        "type": "DATE",
        "description": "Lease expiration date"
      },
      {
        "name": "base_rent",
        "type": "CURRENCY_AMOUNT",
        "description": "Base rent amount"
      },
      {
        "name": "rent_frequency",
        "type": "TEXT",
        "description": "Rent frequency such as monthly or annually"
      },
      {
        "name": "rent_escalation",
        "type": "TEXT",
        "description": "Rent escalation or review terms"
      },
      {
        "name": "security_deposit",
        "type": "CURRENCY_AMOUNT",
        "description": "Security deposit"
      },
      {
        "name": "permitted_use",
        "type": "TEXT",
        "description": "Permitted use"
      },
      {
        "name": "renewal_options",
        "type": "TEXT",
        "description": "Renewal option terms"
      },
      {
        "name": "expense_obligations",
        "type": "TEXT",
        "description": "CAM, tax, insurance, or service charge obligations"
      }
    ]
  }
}'

import { IterationLayer } from "iterationlayer";

const client = new IterationLayer({ apiKey: "YOUR_API_KEY" });

const result = await client.extractDocument({
  "files": [
    {
      "type": "url",
      "name": "commercial-lease.pdf",
      "url": "https://example.com/documents/commercial-lease-sample.pdf"
    }
  ],
  "schema": {
    "fields": [
      {
        "name": "landlord_name",
        "type": "TEXT",
        "description": "Landlord or lessor name"
      },
      {
        "name": "tenant_name",
        "type": "TEXT",
        "description": "Tenant or lessee name"
      },
      {
        "name": "premises_address",
        "type": "ADDRESS",
        "description": "Leased premises address"
      },
      {
        "name": "premises_description",
        "type": "TEXT",
        "description": "Suite, unit, rentable area, or premises description"
      },
      {
        "name": "lease_start_date",
        "type": "DATE",
        "description": "Lease commencement date"
      },
      {
        "name": "lease_end_date",
        "type": "DATE",
        "description": "Lease expiration date"
      },
      {
        "name": "base_rent",
        "type": "CURRENCY_AMOUNT",
        "description": "Base rent amount"
      },
      {
        "name": "rent_frequency",
        "type": "TEXT",
        "description": "Rent frequency such as monthly or annually"
      },
      {
        "name": "rent_escalation",
        "type": "TEXT",
        "description": "Rent escalation or review terms"
      },
      {
        "name": "security_deposit",
        "type": "CURRENCY_AMOUNT",
        "description": "Security deposit"
      },
      {
        "name": "permitted_use",
        "type": "TEXT",
        "description": "Permitted use"
      },
      {
        "name": "renewal_options",
        "type": "TEXT",
        "description": "Renewal option terms"
      },
      {
        "name": "expense_obligations",
        "type": "TEXT",
        "description": "CAM, tax, insurance, or service charge obligations"
      }
    ]
  }
});

from iterationlayer import IterationLayer

client = IterationLayer(api_key="YOUR_API_KEY")

result = client.extract_document(**{
  "files": [
    {
      "type": "url",
      "name": "commercial-lease.pdf",
      "url": "https://example.com/documents/commercial-lease-sample.pdf"
    }
  ],
  "schema": {
    "fields": [
      {
        "name": "landlord_name",
        "type": "TEXT",
        "description": "Landlord or lessor name"
      },
      {
        "name": "tenant_name",
        "type": "TEXT",
        "description": "Tenant or lessee name"
      },
      {
        "name": "premises_address",
        "type": "ADDRESS",
        "description": "Leased premises address"
      },
      {
        "name": "premises_description",
        "type": "TEXT",
        "description": "Suite, unit, rentable area, or premises description"
      },
      {
        "name": "lease_start_date",
        "type": "DATE",
        "description": "Lease commencement date"
      },
      {
        "name": "lease_end_date",
        "type": "DATE",
        "description": "Lease expiration date"
      },
      {
        "name": "base_rent",
        "type": "CURRENCY_AMOUNT",
        "description": "Base rent amount"
      },
      {
        "name": "rent_frequency",
        "type": "TEXT",
        "description": "Rent frequency such as monthly or annually"
      },
      {
        "name": "rent_escalation",
        "type": "TEXT",
        "description": "Rent escalation or review terms"
      },
      {
        "name": "security_deposit",
        "type": "CURRENCY_AMOUNT",
        "description": "Security deposit"
      },
      {
        "name": "permitted_use",
        "type": "TEXT",
        "description": "Permitted use"
      },
      {
        "name": "renewal_options",
        "type": "TEXT",
        "description": "Renewal option terms"
      },
      {
        "name": "expense_obligations",
        "type": "TEXT",
        "description": "CAM, tax, insurance, or service charge obligations"
      }
    ]
  }
})

package main

import il "github.com/iterationlayer/sdk-go"

func main() {
	client := il.NewClient("YOUR_API_KEY")

	result, err := client.ExtractDocument(il.ExtractDocumentRequest{
		Files: []il.FileInput{
			il.FileInput{
				Type: "url",
				Name: "commercial-lease.pdf",
				Url: "https://example.com/documents/commercial-lease-sample.pdf",
			},
		},
		Schema: il.ExtractionSchema{
			Fields: []any{
				il.TextFieldConfig{
					Name: "landlord_name",
					Type: "TEXT",
					Description: "Landlord or lessor name",
				},
				il.TextFieldConfig{
					Name: "tenant_name",
					Type: "TEXT",
					Description: "Tenant or lessee name",
				},
				il.AddressFieldConfig{
					Name: "premises_address",
					Type: "ADDRESS",
					Description: "Leased premises address",
				},
				il.TextFieldConfig{
					Name: "premises_description",
					Type: "TEXT",
					Description: "Suite, unit, rentable area, or premises description",
				},
				il.DateFieldConfig{
					Name: "lease_start_date",
					Type: "DATE",
					Description: "Lease commencement date",
				},
				il.DateFieldConfig{
					Name: "lease_end_date",
					Type: "DATE",
					Description: "Lease expiration date",
				},
				il.CurrencyAmountFieldConfig{
					Name: "base_rent",
					Type: "CURRENCY_AMOUNT",
					Description: "Base rent amount",
				},
				il.TextFieldConfig{
					Name: "rent_frequency",
					Type: "TEXT",
					Description: "Rent frequency such as monthly or annually",
				},
				il.TextFieldConfig{
					Name: "rent_escalation",
					Type: "TEXT",
					Description: "Rent escalation or review terms",
				},
				il.CurrencyAmountFieldConfig{
					Name: "security_deposit",
					Type: "CURRENCY_AMOUNT",
					Description: "Security deposit",
				},
				il.TextFieldConfig{
					Name: "permitted_use",
					Type: "TEXT",
					Description: "Permitted use",
				},
				il.TextFieldConfig{
					Name: "renewal_options",
					Type: "TEXT",
					Description: "Renewal option terms",
				},
				il.TextFieldConfig{
					Name: "expense_obligations",
					Type: "TEXT",
					Description: "CAM, tax, insurance, or service charge obligations",
				},
			},
		},
	})
	if err != nil {
		panic(err)
	}

	_ = result
}

{
  "name": "Extract Commercial Lease Data",
  "nodes": [
    {
      "parameters": {
        "content": "## Extract Commercial Lease Data\n\nReal estate teams use this recipe to extract commercial lease business terms into structured records for lease administration, diligence, and portfolio systems.\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": "extract-commercial-lease-data-overview",
      "name": "Overview"
    },
    {
      "parameters": {},
      "type": "n8n-nodes-base.manualTrigger",
      "typeVersion": 1,
      "position": [
        250,
        300
      ],
      "id": "extract-commercial-lease-data-trigger",
      "name": "Manual Trigger"
    },
    {
      "parameters": {
        "resource": "documentExtraction",
        "schemaInputMode": "rawJson",
        "schemaJson": "{\n  \"fields\": [\n    {\n      \"name\": \"landlord_name\",\n      \"type\": \"TEXT\",\n      \"description\": \"Landlord or lessor name\"\n    },\n    {\n      \"name\": \"tenant_name\",\n      \"type\": \"TEXT\",\n      \"description\": \"Tenant or lessee name\"\n    },\n    {\n      \"name\": \"premises_address\",\n      \"type\": \"ADDRESS\",\n      \"description\": \"Leased premises address\"\n    },\n    {\n      \"name\": \"premises_description\",\n      \"type\": \"TEXT\",\n      \"description\": \"Suite, unit, rentable area, or premises description\"\n    },\n    {\n      \"name\": \"lease_start_date\",\n      \"type\": \"DATE\",\n      \"description\": \"Lease commencement date\"\n    },\n    {\n      \"name\": \"lease_end_date\",\n      \"type\": \"DATE\",\n      \"description\": \"Lease expiration date\"\n    },\n    {\n      \"name\": \"base_rent\",\n      \"type\": \"CURRENCY_AMOUNT\",\n      \"description\": \"Base rent amount\"\n    },\n    {\n      \"name\": \"rent_frequency\",\n      \"type\": \"TEXT\",\n      \"description\": \"Rent frequency such as monthly or annually\"\n    },\n    {\n      \"name\": \"rent_escalation\",\n      \"type\": \"TEXT\",\n      \"description\": \"Rent escalation or review terms\"\n    },\n    {\n      \"name\": \"security_deposit\",\n      \"type\": \"CURRENCY_AMOUNT\",\n      \"description\": \"Security deposit\"\n    },\n    {\n      \"name\": \"permitted_use\",\n      \"type\": \"TEXT\",\n      \"description\": \"Permitted use\"\n    },\n    {\n      \"name\": \"renewal_options\",\n      \"type\": \"TEXT\",\n      \"description\": \"Renewal option terms\"\n    },\n    {\n      \"name\": \"expense_obligations\",\n      \"type\": \"TEXT\",\n      \"description\": \"CAM, tax, insurance, or service charge obligations\"\n    }\n  ]\n}",
        "files": {
          "fileValues": [
            {
              "fileInputMode": "url",
              "fileName": "commercial-lease.pdf",
              "fileUrl": "https://example.com/documents/commercial-lease-sample.pdf"
            }
          ]
        }
      },
      "type": "n8n-nodes-iterationlayer.iterationLayer",
      "typeVersion": 1,
      "position": [
        500,
        300
      ],
      "id": "extract-commercial-lease-data-extract",
      "name": "Extract Data",
      "credentials": {
        "iterationLayerApi": {
          "id": "1",
          "name": "Iteration Layer API"
        }
      }
    }
  ],
  "connections": {
    "Manual Trigger": {
      "main": [
        [
          {
            "node": "Extract Data",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "settings": {
    "executionOrder": "v1"
  }
}

Extract commercial lease data from the file at [file URL]. Use the extract_document tool with these fields:

- landlord_name (TEXT): Landlord or lessor name
- tenant_name (TEXT): Tenant or lessee name
- premises_address (ADDRESS): Leased premises address
- premises_description (TEXT): Suite, unit, rentable area, or premises description
- lease_start_date (DATE): Lease commencement date
- lease_end_date (DATE): Lease expiration date
- base_rent (CURRENCY_AMOUNT): Base rent amount
- rent_frequency (TEXT): Rent frequency such as monthly or annually
- rent_escalation (TEXT): Rent escalation or review terms
- security_deposit (CURRENCY_AMOUNT): Security deposit
- permitted_use (TEXT): Permitted use
- renewal_options (TEXT): Renewal option terms
- expense_obligations (TEXT): CAM, tax, insurance, or service charge obligations

Response

{
  "success": true,
  "data": {
    "landlord_name": {
      "value": "Harbor Property Management LLC",
      "confidence": 0.97,
      "citations": [
        "LANDLORD NAME"
      ]
    },
    "tenant_name": {
      "value": "Tenant Name",
      "confidence": 0.97,
      "citations": [
        "TENANT NAME"
      ]
    },
    "premises_address": {
      "value": {
        "street": "100 Market Street",
        "city": "Berlin",
        "postal_code": "10115",
        "country": "DE"
      },
      "confidence": 0.97,
      "citations": [
        "PREMISES ADDRESS"
      ]
    },
    "premises_description": {
      "value": "Premises Description",
      "confidence": 0.97,
      "citations": [
        "PREMISES DESCRIPTION"
      ]
    },
    "lease_start_date": {
      "value": "2026-04-15",
      "confidence": 0.97,
      "citations": [
        "15 Apr 2026"
      ]
    },
    "lease_end_date": {
      "value": "2026-04-15",
      "confidence": 0.97,
      "citations": [
        "15 Apr 2026"
      ]
    },
    "base_rent": {
      "value": {
        "amount": "1234.56",
        "currency": "EUR"
      },
      "confidence": 0.97,
      "citations": [
        "1,234.56"
      ]
    },
    "rent_frequency": {
      "value": "Rent Frequency",
      "confidence": 0.97,
      "citations": [
        "RENT FREQUENCY"
      ]
    },
    "rent_escalation": {
      "value": "Rent Escalation",
      "confidence": 0.97,
      "citations": [
        "RENT ESCALATION"
      ]
    },
    "security_deposit": {
      "value": {
        "amount": "1234.56",
        "currency": "EUR"
      },
      "confidence": 0.97,
      "citations": [
        "1,234.56"
      ]
    },
    "permitted_use": {
      "value": "Permitted Use",
      "confidence": 0.97,
      "citations": [
        "PERMITTED USE"
      ]
    },
    "renewal_options": {
      "value": "Renewal Options",
      "confidence": 0.97,
      "citations": [
        "RENEWAL OPTIONS"
      ]
    },
    "expense_obligations": {
      "value": "Expense Obligations",
      "confidence": 0.97,
      "citations": [
        "EXPENSE OBLIGATIONS"
      ]
    }
  }
}

Links

• Integration guide
• Full documentation
• OpenAPI spec
• Browse all recipes