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": "article.pdf",
"url": "https://example.com/article.pdf"
}
],
"schema": {
"fields": [
{
"name": "title",
"type": "TEXT",
"description": "Article title or headline",
"is_required": true
},
{
"name": "author",
"type": "TEXT",
"description": "Author name"
},
{
"name": "publish_date",
"type": "DATE",
"description": "Publication date of the article"
},
{
"name": "body",
"type": "TEXTAREA",
"description": "Main article text content, excluding headers, footers, sidebars, and navigation",
"is_required": true
},
{
"name": "summary",
"type": "TEXT",
"description": "Brief summary or abstract",
"max_length": 500
},
{
"name": "category",
"type": "TEXT",
"description": "Article category or section"
}
]
}
}'Response
{
"success": true,
"data": {
"title": {
"value": "The Quiet Revolution in Battery Chemistry",
"confidence": 0.97,
"citations": ["The Quiet Revolution in Battery Chemistry"],
"source": "article.pdf"
},
"author": {
"value": "James Park",
"confidence": 0.94,
"citations": ["James Park"],
"source": "article.pdf"
},
"publish_date": {
"value": "2026-01-15",
"confidence": 0.93,
"citations": ["January 15, 2026"],
"source": "article.pdf"
},
"body": {
"value": "Solid-state batteries have been five years away for the last twenty years. But the latest generation of prototypes from three independent labs suggests the timeline might finally be real...",
"confidence": 0.91,
"citations": ["Solid-state batteries have been five years away"],
"source": "article.pdf"
},
"summary": {
"value": "Recent advances in solid-state battery technology suggest commercial viability within three years, driven by breakthroughs in solid electrolyte materials.",
"confidence": 0.88,
"citations": ["solid-state battery technology"],
"source": "article.pdf"
}
}
}Request
import { IterationLayer } from "iterationlayer";
const client = new IterationLayer({ apiKey: "YOUR_API_KEY" });
const result = await client.extract({
files: [
{
type: "url",
name: "article.pdf",
url: "https://example.com/article.pdf",
},
],
schema: {
fields: [
{
name: "title",
type: "TEXT",
description: "Article title or headline",
is_required: true,
},
{
name: "author",
type: "TEXT",
description: "Author name",
},
{
name: "publish_date",
type: "DATE",
description: "Publication date of the article",
},
{
name: "body",
type: "TEXTAREA",
description: "Main article text content, excluding headers, footers, sidebars, and navigation",
is_required: true,
},
{
name: "summary",
type: "TEXT",
description: "Brief summary or abstract",
max_length: 500,
},
{
name: "category",
type: "TEXT",
description: "Article category or section",
},
],
},
});Response
{
"success": true,
"data": {
"title": {
"value": "The Quiet Revolution in Battery Chemistry",
"confidence": 0.97,
"citations": ["The Quiet Revolution in Battery Chemistry"],
"source": "article.pdf"
},
"author": {
"value": "James Park",
"confidence": 0.94,
"citations": ["James Park"],
"source": "article.pdf"
},
"publish_date": {
"value": "2026-01-15",
"confidence": 0.93,
"citations": ["January 15, 2026"],
"source": "article.pdf"
},
"body": {
"value": "Solid-state batteries have been five years away for the last twenty years. But the latest generation of prototypes from three independent labs suggests the timeline might finally be real...",
"confidence": 0.91,
"citations": ["Solid-state batteries have been five years away"],
"source": "article.pdf"
},
"summary": {
"value": "Recent advances in solid-state battery technology suggest commercial viability within three years, driven by breakthroughs in solid electrolyte materials.",
"confidence": 0.88,
"citations": ["solid-state battery technology"],
"source": "article.pdf"
}
}
}Request
from iterationlayer import IterationLayer
client = IterationLayer(api_key="YOUR_API_KEY")
result = client.extract(
files=[
{
"type": "url",
"name": "article.pdf",
"url": "https://example.com/article.pdf",
}
],
schema={
"fields": [
{
"name": "title",
"type": "TEXT",
"description": "Article title or headline",
"is_required": True,
},
{
"name": "author",
"type": "TEXT",
"description": "Author name",
},
{
"name": "publish_date",
"type": "DATE",
"description": "Publication date of the article",
},
{
"name": "body",
"type": "TEXTAREA",
"description": "Main article text content, excluding headers, footers, sidebars, and navigation",
"is_required": True,
},
{
"name": "summary",
"type": "TEXT",
"description": "Brief summary or abstract",
"max_length": 500,
},
{
"name": "category",
"type": "TEXT",
"description": "Article category or section",
},
]
},
)Response
{
"success": true,
"data": {
"title": {
"value": "The Quiet Revolution in Battery Chemistry",
"confidence": 0.97,
"citations": ["The Quiet Revolution in Battery Chemistry"],
"source": "article.pdf"
},
"author": {
"value": "James Park",
"confidence": 0.94,
"citations": ["James Park"],
"source": "article.pdf"
},
"publish_date": {
"value": "2026-01-15",
"confidence": 0.93,
"citations": ["January 15, 2026"],
"source": "article.pdf"
},
"body": {
"value": "Solid-state batteries have been five years away for the last twenty years. But the latest generation of prototypes from three independent labs suggests the timeline might finally be real...",
"confidence": 0.91,
"citations": ["Solid-state batteries have been five years away"],
"source": "article.pdf"
},
"summary": {
"value": "Recent advances in solid-state battery technology suggest commercial viability within three years, driven by breakthroughs in solid electrolyte materials.",
"confidence": 0.88,
"citations": ["solid-state battery technology"],
"source": "article.pdf"
}
}
}Request
package main
import il "github.com/iterationlayer/sdk-go"
func main() {
client := il.NewClient("YOUR_API_KEY")
result, err := client.Extract(il.ExtractRequest{
Files: []il.FileInput{
il.NewFileFromURL(
"article.pdf",
"https://example.com/article.pdf",
),
},
Schema: il.ExtractionSchema{
"title": il.NewTextFieldConfig(
"title",
"Article title or headline",
),
"author": il.NewTextFieldConfig(
"author",
"Author name",
),
"publish_date": il.NewDateFieldConfig(
"publish_date",
"Publication date of the article",
),
"body": il.NewTextareaFieldConfig(
"body",
"Main article text content, excluding headers, footers, sidebars, and navigation",
),
"summary": il.NewTextFieldConfig(
"summary",
"Brief summary or abstract",
),
"category": il.NewTextFieldConfig(
"category",
"Article category or section",
),
},
})
if err != nil {
panic(err)
}
}Response
{
"success": true,
"data": {
"title": {
"value": "The Quiet Revolution in Battery Chemistry",
"confidence": 0.97,
"citations": ["The Quiet Revolution in Battery Chemistry"],
"source": "article.pdf"
},
"author": {
"value": "James Park",
"confidence": 0.94,
"citations": ["James Park"],
"source": "article.pdf"
},
"publish_date": {
"value": "2026-01-15",
"confidence": 0.93,
"citations": ["January 15, 2026"],
"source": "article.pdf"
},
"body": {
"value": "Solid-state batteries have been five years away for the last twenty years. But the latest generation of prototypes from three independent labs suggests the timeline might finally be real...",
"confidence": 0.91,
"citations": ["Solid-state batteries have been five years away"],
"source": "article.pdf"
},
"summary": {
"value": "Recent advances in solid-state battery technology suggest commercial viability within three years, driven by breakthroughs in solid electrolyte materials.",
"confidence": 0.88,
"citations": ["solid-state battery technology"],
"source": "article.pdf"
}
}
}