Request
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"
}
]
}
}'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"
]
}
}
}Request
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"
}
]
}
});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"
]
}
}
}Request
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"
}
]
}
})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"
]
}
}
}Request
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
}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"
]
}
}
}Template
{
"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"
}
}Prompt
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