# Korean OCR

Recognize printed text from a public image URL. Use this OCR API for Korean document images; pass optional language and layout hints when the schema supports them.

This is a paid API service exposed by Server402 for AI agents, MCP clients, OpenAPI importers, and applications. Call the endpoint once without payment to receive HTTP 402 payment instructions, complete payment, then retry with the returned payment token or x402 signature.

## Invocation

- Service ID: `korean-ocr`
- Canonical service ID: `korean-ocr`
- Legacy internal service ID: `aliyun-ocr-korean`
- Method: `POST`
- Endpoint: `https://aivps.lat/api/tools/korean-ocr`
- Legacy endpoint: `https://aivps.lat/api/tools/aliyun-ocr-korean`
- Service page: https://aivps.lat/services/korean-ocr
- OpenAPI: https://aivps.lat/openapi.json
- Catalog search: https://aivps.lat/api/catalog/search?q=korean-ocr
- MCP endpoint: https://aivps.lat/mcp
- MCP tool: `korean_ocr`

## Pricing And Payment

- Price: USD 0.20
- Billing mode: `per_call`
- Max calls per payment: `1`
- Payment provider: `x402_facilitator`
- Payment flow: call without payment, receive `402 Payment Required`, pay, then retry with `X-Payment-Token` or `PAYMENT-SIGNATURE`.
- Payment hint: Create a payment with POST /api/payments using serviceId="korean-ocr", then pass the returned token in X-Payment-Token or MCP paymentToken.

## Use Cases

- Extract text from public image URLs
- Read Korean document images
- Convert scanned documents, screenshots, receipts, forms, and image text into structured JSON

## Keywords

ocr, text recognition, image text extraction, document OCR, screenshot OCR, receipt OCR, invoice OCR, bill OCR, form OCR, extract text from image, recognize text, korean, kor, 韩语, 韩文

## Input Schema

```json
{
  "properties": {
    "imageUrl": {
      "format": "uri",
      "type": "string"
    },
    "needRotate": {
      "type": "boolean"
    },
    "outputCharInfo": {
      "type": "boolean"
    },
    "outputTable": {
      "type": "boolean"
    }
  },
  "required": [
    "imageUrl"
  ],
  "type": "object"
}
```

## Output Schema

```json
{
  "properties": {
    "code": {
      "type": "string"
    },
    "content": {
      "type": "string"
    },
    "data": {
      "type": "object"
    },
    "message": {
      "type": "string"
    },
    "requestId": {
      "type": "string"
    }
  },
  "required": [
    "requestId",
    "content",
    "data"
  ],
  "type": "object"
}
```

## Example Request

```json
{
  "imageUrl": "https://help-static-aliyun-doc.aliyuncs.com/file-manage-files/zh-CN/20241223/dgzqnh/%E9%9F%A9%E8%AF%AD%E8%AF%86%E5%88%AB.png",
  "needRotate": false,
  "outputCharInfo": false,
  "outputTable": false
}
```

## Example Response

```json
{
  "code": "200",
  "content": "등록되었음을 증명합니다",
  "data": {
    "content": "등록되었음을 증명합니다"
  },
  "message": "success",
  "requestId": "example-request-id"
}
```