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": "delivery-note-DN-2026-1147.pdf",
"url": "https://example.com/warehouse/delivery-note-DN-2026-1147.pdf"
}
],
"schema": {
"fields": [
{
"name": "delivery_note_number",
"type": "TEXT",
"description": "Delivery note or consignment number"
},
{
"name": "delivery_date",
"type": "DATE",
"description": "Date of delivery"
},
{
"name": "supplier_name",
"type": "TEXT",
"description": "Supplier or sender name"
},
{
"name": "purchase_order_ref",
"type": "TEXT",
"description": "Related purchase order reference"
},
{
"name": "carrier",
"type": "TEXT",
"description": "Carrier or transport company"
},
{
"name": "delivery_address",
"type": "ADDRESS",
"description": "Delivery destination address"
},
{
"name": "items",
"type": "ARRAY",
"description": "Delivered items",
"fields": [
{
"name": "item_code",
"type": "TEXT",
"description": "Item or SKU code"
},
{
"name": "description",
"type": "TEXT",
"description": "Item description"
},
{
"name": "quantity_ordered",
"type": "INTEGER",
"description": "Quantity originally ordered"
},
{
"name": "quantity_delivered",
"type": "INTEGER",
"description": "Quantity actually delivered"
},
{
"name": "unit",
"type": "TEXT",
"description": "Unit of measure, e.g. pcs, kg, pallets"
}
]
},
{
"name": "total_packages",
"type": "INTEGER",
"description": "Total number of packages or pallets"
},
{
"name": "receiver_name",
"type": "TEXT",
"description": "Name of the person who received the delivery"
}
]
}
}'Response
{
"success": true,
"data": {
"delivery_note_number": {
"value": "DN-2026-1147",
"confidence": 0.99,
"citations": [
"Lieferschein Nr. DN-2026-1147"
]
},
"delivery_date": {
"value": "2026-04-02",
"confidence": 0.98,
"citations": [
"Lieferdatum: 02.04.2026"
]
},
"supplier_name": {
"value": "Rheinland Packaging GmbH",
"confidence": 0.98,
"citations": [
"Absender: Rheinland Packaging GmbH"
]
},
"purchase_order_ref": {
"value": "PO-2026-0394",
"confidence": 0.97,
"citations": [
"Bestellnummer: PO-2026-0394"
]
},
"carrier": {
"value": "DHL Freight",
"confidence": 0.96,
"citations": [
"Spediteur: DHL Freight"
]
},
"delivery_address": {
"value": {
"street": "Industriestr. 28",
"city": "Dortmund",
"postal_code": "44147",
"country": "DE"
},
"confidence": 0.95,
"citations": [
"Lieferadresse: Industriestr. 28, 44147 Dortmund"
]
},
"items": {
"value": [
{
"item_code": {
"value": "PKG-CB-400",
"confidence": 0.97,
"citations": [
"PKG-CB-400"
]
},
"description": {
"value": "Corrugated boxes 400x300x200mm",
"confidence": 0.96,
"citations": [
"Wellpappkartons 400x300x200mm"
]
},
"quantity_ordered": {
"value": 500,
"confidence": 0.98,
"citations": [
"Bestellt: 500"
]
},
"quantity_delivered": {
"value": 500,
"confidence": 0.98,
"citations": [
"Geliefert: 500"
]
},
"unit": {
"value": "pcs",
"confidence": 0.97,
"citations": [
"Stk."
]
}
},
{
"item_code": {
"value": "PKG-BW-50",
"confidence": 0.97,
"citations": [
"PKG-BW-50"
]
},
"description": {
"value": "Bubble wrap rolls 50m",
"confidence": 0.95,
"citations": [
"Luftpolsterfolie 50m Rollen"
]
},
"quantity_ordered": {
"value": 20,
"confidence": 0.98,
"citations": [
"Bestellt: 20"
]
},
"quantity_delivered": {
"value": 18,
"confidence": 0.97,
"citations": [
"Geliefert: 18"
]
},
"unit": {
"value": "rolls",
"confidence": 0.96,
"citations": [
"Rollen"
]
}
}
],
"confidence": 0.96,
"citations": []
},
"total_packages": {
"value": 12,
"confidence": 0.97,
"citations": [
"Packstücke gesamt: 12"
]
},
"receiver_name": {
"value": "Thomas Becker",
"confidence": 0.95,
"citations": [
"Empfänger: Thomas Becker"
]
}
}
}Request
import { IterationLayer } from "iterationlayer";
const client = new IterationLayer({ apiKey: "YOUR_API_KEY" });
const result = await client.extractDocument({
files: [
{
type: "url",
name: "delivery-note-DN-2026-1147.pdf",
url: "https://example.com/warehouse/delivery-note-DN-2026-1147.pdf",
},
],
schema: {
fields: [
{ name: "delivery_note_number", type: "TEXT", description: "Delivery note or consignment number" },
{ name: "delivery_date", type: "DATE", description: "Date of delivery" },
{ name: "supplier_name", type: "TEXT", description: "Supplier or sender name" },
{ name: "purchase_order_ref", type: "TEXT", description: "Related purchase order reference" },
{ name: "carrier", type: "TEXT", description: "Carrier or transport company" },
{ name: "delivery_address", type: "ADDRESS", description: "Delivery destination address" },
{
name: "items",
type: "ARRAY",
description: "Delivered items",
fields: [
{ name: "item_code", type: "TEXT", description: "Item or SKU code" },
{ name: "description", type: "TEXT", description: "Item description" },
{ name: "quantity_ordered", type: "INTEGER", description: "Quantity originally ordered" },
{ name: "quantity_delivered", type: "INTEGER", description: "Quantity actually delivered" },
{ name: "unit", type: "TEXT", description: "Unit of measure, e.g. pcs, kg, pallets" },
],
},
{ name: "total_packages", type: "INTEGER", description: "Total number of packages or pallets" },
{ name: "receiver_name", type: "TEXT", description: "Name of the person who received the delivery" },
],
},
});Response
{
"success": true,
"data": {
"delivery_note_number": {
"value": "DN-2026-1147",
"confidence": 0.99,
"citations": [
"Lieferschein Nr. DN-2026-1147"
]
},
"delivery_date": {
"value": "2026-04-02",
"confidence": 0.98,
"citations": [
"Lieferdatum: 02.04.2026"
]
},
"supplier_name": {
"value": "Rheinland Packaging GmbH",
"confidence": 0.98,
"citations": [
"Absender: Rheinland Packaging GmbH"
]
},
"purchase_order_ref": {
"value": "PO-2026-0394",
"confidence": 0.97,
"citations": [
"Bestellnummer: PO-2026-0394"
]
},
"carrier": {
"value": "DHL Freight",
"confidence": 0.96,
"citations": [
"Spediteur: DHL Freight"
]
},
"delivery_address": {
"value": {
"street": "Industriestr. 28",
"city": "Dortmund",
"postal_code": "44147",
"country": "DE"
},
"confidence": 0.95,
"citations": [
"Lieferadresse: Industriestr. 28, 44147 Dortmund"
]
},
"items": {
"value": [
{
"item_code": {
"value": "PKG-CB-400",
"confidence": 0.97,
"citations": [
"PKG-CB-400"
]
},
"description": {
"value": "Corrugated boxes 400x300x200mm",
"confidence": 0.96,
"citations": [
"Wellpappkartons 400x300x200mm"
]
},
"quantity_ordered": {
"value": 500,
"confidence": 0.98,
"citations": [
"Bestellt: 500"
]
},
"quantity_delivered": {
"value": 500,
"confidence": 0.98,
"citations": [
"Geliefert: 500"
]
},
"unit": {
"value": "pcs",
"confidence": 0.97,
"citations": [
"Stk."
]
}
},
{
"item_code": {
"value": "PKG-BW-50",
"confidence": 0.97,
"citations": [
"PKG-BW-50"
]
},
"description": {
"value": "Bubble wrap rolls 50m",
"confidence": 0.95,
"citations": [
"Luftpolsterfolie 50m Rollen"
]
},
"quantity_ordered": {
"value": 20,
"confidence": 0.98,
"citations": [
"Bestellt: 20"
]
},
"quantity_delivered": {
"value": 18,
"confidence": 0.97,
"citations": [
"Geliefert: 18"
]
},
"unit": {
"value": "rolls",
"confidence": 0.96,
"citations": [
"Rollen"
]
}
}
],
"confidence": 0.96,
"citations": []
},
"total_packages": {
"value": 12,
"confidence": 0.97,
"citations": [
"Packstücke gesamt: 12"
]
},
"receiver_name": {
"value": "Thomas Becker",
"confidence": 0.95,
"citations": [
"Empfänger: Thomas Becker"
]
}
}
}Request
from iterationlayer import IterationLayer
client = IterationLayer(api_key="YOUR_API_KEY")
result = client.extract_document(
files=[
{
"type": "url",
"name": "delivery-note-DN-2026-1147.pdf",
"url": "https://example.com/warehouse/delivery-note-DN-2026-1147.pdf",
}
],
schema={
"fields": [
{"name": "delivery_note_number", "type": "TEXT", "description": "Delivery note or consignment number"},
{"name": "delivery_date", "type": "DATE", "description": "Date of delivery"},
{"name": "supplier_name", "type": "TEXT", "description": "Supplier or sender name"},
{"name": "purchase_order_ref", "type": "TEXT", "description": "Related purchase order reference"},
{"name": "carrier", "type": "TEXT", "description": "Carrier or transport company"},
{"name": "delivery_address", "type": "ADDRESS", "description": "Delivery destination address"},
{
"name": "items",
"type": "ARRAY",
"description": "Delivered items",
"fields": [
{"name": "item_code", "type": "TEXT", "description": "Item or SKU code"},
{"name": "description", "type": "TEXT", "description": "Item description"},
{"name": "quantity_ordered", "type": "INTEGER", "description": "Quantity originally ordered"},
{"name": "quantity_delivered", "type": "INTEGER", "description": "Quantity actually delivered"},
{"name": "unit", "type": "TEXT", "description": "Unit of measure"},
],
},
{"name": "total_packages", "type": "INTEGER", "description": "Total number of packages or pallets"},
{"name": "receiver_name", "type": "TEXT", "description": "Name of the person who received the delivery"},
]
},
)Response
{
"success": true,
"data": {
"delivery_note_number": {
"value": "DN-2026-1147",
"confidence": 0.99,
"citations": [
"Lieferschein Nr. DN-2026-1147"
]
},
"delivery_date": {
"value": "2026-04-02",
"confidence": 0.98,
"citations": [
"Lieferdatum: 02.04.2026"
]
},
"supplier_name": {
"value": "Rheinland Packaging GmbH",
"confidence": 0.98,
"citations": [
"Absender: Rheinland Packaging GmbH"
]
},
"purchase_order_ref": {
"value": "PO-2026-0394",
"confidence": 0.97,
"citations": [
"Bestellnummer: PO-2026-0394"
]
},
"carrier": {
"value": "DHL Freight",
"confidence": 0.96,
"citations": [
"Spediteur: DHL Freight"
]
},
"delivery_address": {
"value": {
"street": "Industriestr. 28",
"city": "Dortmund",
"postal_code": "44147",
"country": "DE"
},
"confidence": 0.95,
"citations": [
"Lieferadresse: Industriestr. 28, 44147 Dortmund"
]
},
"items": {
"value": [
{
"item_code": {
"value": "PKG-CB-400",
"confidence": 0.97,
"citations": [
"PKG-CB-400"
]
},
"description": {
"value": "Corrugated boxes 400x300x200mm",
"confidence": 0.96,
"citations": [
"Wellpappkartons 400x300x200mm"
]
},
"quantity_ordered": {
"value": 500,
"confidence": 0.98,
"citations": [
"Bestellt: 500"
]
},
"quantity_delivered": {
"value": 500,
"confidence": 0.98,
"citations": [
"Geliefert: 500"
]
},
"unit": {
"value": "pcs",
"confidence": 0.97,
"citations": [
"Stk."
]
}
},
{
"item_code": {
"value": "PKG-BW-50",
"confidence": 0.97,
"citations": [
"PKG-BW-50"
]
},
"description": {
"value": "Bubble wrap rolls 50m",
"confidence": 0.95,
"citations": [
"Luftpolsterfolie 50m Rollen"
]
},
"quantity_ordered": {
"value": 20,
"confidence": 0.98,
"citations": [
"Bestellt: 20"
]
},
"quantity_delivered": {
"value": 18,
"confidence": 0.97,
"citations": [
"Geliefert: 18"
]
},
"unit": {
"value": "rolls",
"confidence": 0.96,
"citations": [
"Rollen"
]
}
}
],
"confidence": 0.96,
"citations": []
},
"total_packages": {
"value": 12,
"confidence": 0.97,
"citations": [
"Packstücke gesamt: 12"
]
},
"receiver_name": {
"value": "Thomas Becker",
"confidence": 0.95,
"citations": [
"Empfänger: Thomas Becker"
]
}
}
}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: "delivery-note-DN-2026-1147.pdf",
Url: "https://example.com/warehouse/delivery-note-DN-2026-1147.pdf",
},
},
Schema: il.ExtractionSchema{
Fields: []any{
il.TextFieldConfig{
Name: "delivery_note_number",
Type: "TEXT",
Description: "Delivery note or consignment number",
},
il.DateFieldConfig{
Name: "delivery_date",
Type: "DATE",
Description: "Date of delivery",
},
il.TextFieldConfig{
Name: "supplier_name",
Type: "TEXT",
Description: "Supplier or sender name",
},
il.TextFieldConfig{
Name: "purchase_order_ref",
Type: "TEXT",
Description: "Related purchase order reference",
},
il.TextFieldConfig{
Name: "carrier",
Type: "TEXT",
Description: "Carrier or transport company",
},
il.AddressFieldConfig{
Name: "delivery_address",
Type: "ADDRESS",
Description: "Delivery destination address",
},
il.ArrayFieldConfig{
Name: "items",
Type: "ARRAY",
Description: "Delivered items",
Fields: []any{
il.TextFieldConfig{
Name: "item_code",
Type: "TEXT",
Description: "Item or SKU code",
},
il.TextFieldConfig{
Name: "description",
Type: "TEXT",
Description: "Item description",
},
il.IntegerFieldConfig{
Name: "quantity_ordered",
Type: "INTEGER",
Description: "Quantity originally ordered",
},
il.IntegerFieldConfig{
Name: "quantity_delivered",
Type: "INTEGER",
Description: "Quantity actually delivered",
},
il.TextFieldConfig{
Name: "unit",
Type: "TEXT",
Description: "Unit of measure, e.g. pcs, kg, pallets",
},
},
},
il.IntegerFieldConfig{
Name: "total_packages",
Type: "INTEGER",
Description: "Total number of packages or pallets",
},
il.TextFieldConfig{
Name: "receiver_name",
Type: "TEXT",
Description: "Name of the person who received the delivery",
},
},
},
})
if err != nil {
panic(err)
}
_ = result
}Response
{
"success": true,
"data": {
"delivery_note_number": {
"value": "DN-2026-1147",
"confidence": 0.99,
"citations": [
"Lieferschein Nr. DN-2026-1147"
]
},
"delivery_date": {
"value": "2026-04-02",
"confidence": 0.98,
"citations": [
"Lieferdatum: 02.04.2026"
]
},
"supplier_name": {
"value": "Rheinland Packaging GmbH",
"confidence": 0.98,
"citations": [
"Absender: Rheinland Packaging GmbH"
]
},
"purchase_order_ref": {
"value": "PO-2026-0394",
"confidence": 0.97,
"citations": [
"Bestellnummer: PO-2026-0394"
]
},
"carrier": {
"value": "DHL Freight",
"confidence": 0.96,
"citations": [
"Spediteur: DHL Freight"
]
},
"delivery_address": {
"value": {
"street": "Industriestr. 28",
"city": "Dortmund",
"postal_code": "44147",
"country": "DE"
},
"confidence": 0.95,
"citations": [
"Lieferadresse: Industriestr. 28, 44147 Dortmund"
]
},
"items": {
"value": [
{
"item_code": {
"value": "PKG-CB-400",
"confidence": 0.97,
"citations": [
"PKG-CB-400"
]
},
"description": {
"value": "Corrugated boxes 400x300x200mm",
"confidence": 0.96,
"citations": [
"Wellpappkartons 400x300x200mm"
]
},
"quantity_ordered": {
"value": 500,
"confidence": 0.98,
"citations": [
"Bestellt: 500"
]
},
"quantity_delivered": {
"value": 500,
"confidence": 0.98,
"citations": [
"Geliefert: 500"
]
},
"unit": {
"value": "pcs",
"confidence": 0.97,
"citations": [
"Stk."
]
}
},
{
"item_code": {
"value": "PKG-BW-50",
"confidence": 0.97,
"citations": [
"PKG-BW-50"
]
},
"description": {
"value": "Bubble wrap rolls 50m",
"confidence": 0.95,
"citations": [
"Luftpolsterfolie 50m Rollen"
]
},
"quantity_ordered": {
"value": 20,
"confidence": 0.98,
"citations": [
"Bestellt: 20"
]
},
"quantity_delivered": {
"value": 18,
"confidence": 0.97,
"citations": [
"Geliefert: 18"
]
},
"unit": {
"value": "rolls",
"confidence": 0.96,
"citations": [
"Rollen"
]
}
}
],
"confidence": 0.96,
"citations": []
},
"total_packages": {
"value": 12,
"confidence": 0.97,
"citations": [
"Packstücke gesamt: 12"
]
},
"receiver_name": {
"value": "Thomas Becker",
"confidence": 0.95,
"citations": [
"Empfänger: Thomas Becker"
]
}
}
}Template
{
"name": "Extract delivery note data in Iteration Layer",
"nodes": [
{
"parameters": {
"content": "## Extract Delivery Note Data\n\nLogistics agencies and warehouse operators use this recipe to digitize delivery notes — extracting shipment references, item quantities, and receiving details for inventory reconciliation and goods-received workflows.\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": "d0e1f2a3-b4c5-6789-defa-789012345601",
"name": "Overview"
},
{
"parameters": {
"content": "### Step 1: Extract Delivery Note 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": "d0e1f2a3-b4c5-6789-defa-789012345602",
"name": "Step 1 Note"
},
{
"parameters": {},
"type": "n8n-nodes-base.manualTrigger",
"typeVersion": 1,
"position": [
250,
300
],
"id": "d0e1f2a3-b4c5-6789-defa-789012345603",
"name": "Manual Trigger"
},
{
"parameters": {
"resource": "documentExtraction",
"schemaInputMode": "rawJson",
"schemaJson": "{\"fields\":[{\"name\":\"delivery_note_number\",\"type\":\"TEXT\",\"description\":\"Delivery note or consignment number\"},{\"name\":\"delivery_date\",\"type\":\"DATE\",\"description\":\"Date of delivery\"},{\"name\":\"supplier_name\",\"type\":\"TEXT\",\"description\":\"Supplier or sender name\"},{\"name\":\"purchase_order_ref\",\"type\":\"TEXT\",\"description\":\"Related purchase order reference\"},{\"name\":\"carrier\",\"type\":\"TEXT\",\"description\":\"Carrier or transport company\"},{\"name\":\"delivery_address\",\"type\":\"ADDRESS\",\"description\":\"Delivery destination address\"},{\"name\":\"items\",\"type\":\"ARRAY\",\"description\":\"Delivered items\",\"fields\":[{\"name\":\"item_code\",\"type\":\"TEXT\",\"description\":\"Item or SKU code\"},{\"name\":\"description\",\"type\":\"TEXT\",\"description\":\"Item description\"},{\"name\":\"quantity_ordered\",\"type\":\"INTEGER\",\"description\":\"Quantity ordered\"},{\"name\":\"quantity_delivered\",\"type\":\"INTEGER\",\"description\":\"Quantity delivered\"},{\"name\":\"unit\",\"type\":\"TEXT\",\"description\":\"Unit of measure\"}]},{\"name\":\"total_packages\",\"type\":\"INTEGER\",\"description\":\"Total packages\"},{\"name\":\"receiver_name\",\"type\":\"TEXT\",\"description\":\"Receiver name\"}]}",
"files": {
"fileValues": [
{
"fileInputMode": "url",
"fileName": "delivery-note-DN-2026-1147.pdf",
"fileUrl": "https://example.com/warehouse/delivery-note-DN-2026-1147.pdf"
}
]
}
},
"type": "n8n-nodes-iterationlayer.iterationLayer",
"typeVersion": 1,
"position": [
500,
300
],
"id": "d0e1f2a3-b4c5-6789-defa-789012345604",
"name": "Extract Delivery Note Data",
"credentials": {
"iterationLayerApi": {
"id": "1",
"name": "Iteration Layer API"
}
}
}
],
"connections": {
"Manual Trigger": {
"main": [
[
{
"node": "Extract Delivery Note Data",
"type": "main",
"index": 0
}
]
]
}
},
"settings": {
"executionOrder": "v1"
}
}Prompt
Extract delivery note data from the file at [file URL]. Use the extract_document tool with these fields:
- delivery_note_number (TEXT): Delivery note or consignment number
- delivery_date (DATE): Date of delivery
- supplier_name (TEXT): Supplier or sender name
- purchase_order_ref (TEXT): Related purchase order reference
- carrier (TEXT): Carrier or transport company
- delivery_address (ADDRESS): Delivery destination address
- items (ARRAY): Each with item_code (TEXT), description (TEXT), quantity_ordered (INTEGER), quantity_delivered (INTEGER), unit (TEXT)
- total_packages (INTEGER): Total number of packages or pallets
- receiver_name (TEXT): Name of the person who received the delivery