OCR v2

• postJSON response
• postZIP file response

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JSON response

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JSON response

Make a request to OCR and receive JSON response data.

File upload options

We support requests with Content-Type application/json or multipart/form-data. Note that application/json requests are preferred as multipart/form-data requests do not support all flags and fields.

• [application/json] inputURL link to file
• [application/json] base64 base64 encoded file data
• [multipart/form-data] file upload local file from browser
  • PDF Form Example
  • JSON Response for Example

header Parameters

orgId required	string (orgId) non-empty ^[a-zA-Z0-9\-_]+$ Organization ID
authKey required	string (authKey) non-empty ^[a-zA-Z0-9\-_]+$ Authentication key
apiVersion	string (apiVersion) non-empty YYYY-MM-DD Default: 2025-02-27 API Version
subOrgId	string (subOrgId) non-empty ^[a-zA-Z0-9\-_]+$ Sub-organization ID
version	integer (version) non-empty Default: 1 OCR model version (1 or 2)

Request Body schema:

application/jsonmultipart/form-dataapplication/json

required

Any of

inputUrl required	string (inputURL) URL for the file to extract data from: Must be a PDF, JPEG, PNG, or TIFF.
fileId	string (fileId) Default: "UUID" Examples: "file1.pdf" Custom ID for document. If not present, will default to a random UUID.
forceBase64	boolean (forceBase64) Default: false Setting this parameter to true converts files to Base64 format before sending them on to the model.
metadata	object (metadata) Custom JSON to be included in the returned response.
webhook	string Webhook to ping after API runs.
webhookSendFull	boolean Default: true Set to true to send all response data to webhook upon request completion, otherwise only send request status.
version	integer Default: 1 OCR model version (1 or 2)

Responses

https://api.lazarusai.com/api/forms/ocr

Request samples

• Payload

Content type

application/jsonmultipart/form-dataapplication/json

Example

URLRequestBase64RequestURLRequest

{

• "inputUrl": "string",
• "fileId": "file1.pdf",
• "forceBase64": false,
• "metadata": { },
• "webhook": "string",
• "webhookSendFull": true,
• "version": 1

}

Response samples

• 200
• 400
• 403
• 404
• 500
• 502

Content type

application/json

{

• "status": "SUCCESS",
• "documentId": "string",
• "modelType": "string",
• "id": "string",
• "requestDateTime": "string",
• "startTime": 0,
• "endTime": 0,
• "pages": 0,
• "ocrResults": {

  • "version": "string",
  • "modelVersion": "string",
  • "readResults": [

    • {

      • "pageNumber": 0,
      • "angle": 0,
      • "width": 0,
      • "height": 0,
      • "unit": "string",
      • "lines": [

        • {

          • "content": "string",
          • "polygon": [

            • 0

            ],
          • "spans": [

            • {

              • "offset": 0,
              • "length": 0

              }

            ]

          }

        ],
      • "words": [

        • {

          • "content": "string",
          • "polygon": [

            • 0

            ],
          • "confidence": 0,
          • "span": {

            • "offset": 0,
            • "length": 0

            }

          }

        ],
      • "spans": [

        • {

          • "offset": 0,
          • "length": 0

          }

        ],
      • "kind": "string"

      }

    ],
  • "readStyles": [

    • {

      • "confidence": 0,
      • "spans": [

        • {

          • "offset": 0,
          • "length": 0

          }

        ],
      • "isHandwritten": false

      }

    ],
  • "rawText": "string"

  },
• "resultUrl": "string",
• "metadata": { },
• "ocrVersion": "2"

}

ZIP file response

Make a request to OCR and receive response data in a ZIP file.

File upload options

We only support requests with Content-Type application/json at this endpoint.

• [application/json] inputURL link to file
• [application/json] base64 base64 encoded file data

Response zip file contents

File	Description
.csv	CSV containing a breakdown of the itemization
.json	JSON file containing the entire JSON response
.txt	TXT file containing the entire JSON response
file	The original uploaded file

The default name for the file is an epoch timestamp if fileId field is not included in the request.

query Parameters

boolean or null Runs request asynchronously

header Parameters

orgId required	string (orgId) non-empty ^[a-zA-Z0-9\-_]+$ Organization ID
authKey required	string (authKey) non-empty ^[a-zA-Z0-9\-_]+$ Authentication key
apiVersion	string (apiVersion) non-empty YYYY-MM-DD Default: 2025-02-27 API Version
subOrgId	string (subOrgId) non-empty ^[a-zA-Z0-9\-_]+$ Sub-organization ID
version	integer (version) non-empty Default: 1 OCR model version (1 or 2)

Request Body schema: application/json

required

Any of

inputURL required	string https?://(?:www\\.)?[a-zA-Z0-9./]+ URL for the file to extract data from: Must be a PDF, JPEG, PNG, TIFF, or TXT.
webhook required	string https?://(?:www\\.)?[a-zA-Z0-9./]+ Webhook to ping after API runs.
statusId	string List of document IDs for each file uploaded.
outputURL	string https?://(?:www\\.)?[a-zA-Z0-9./]+ URL where resulting zip file should be sent. Must be open to PUT requests. Required if submitting an async request.
outputURLHeaders	object Request headers to include in the PUT request to the output URL.
fileId	string Custom ID for document.
forceBase64	boolean Default: false Setting this parameter to true converts files to Base64 format before sending them on to the model.
metadata	object Custom JSON to be included in the returned response.
webhookSendFull	boolean Default: true Set to true to send all response data to webhook upon request completion, otherwise only send request status.
version	integer Default: 1 OCR model version (1 or 2).

Responses

https://api.lazarusai.com/api/forms/ocr/zip

Request samples

• Payload

Content type

application/json

Example

ZipURLRequestZipBase64RequestZipURLRequest

{

• "inputURL": "string",
• "statusId": "string",
• "outputURL": "string",
• "outputURLHeaders": { },
• "fileId": "string",
• "forceBase64": false,
• "metadata": { },
• "webhook": "string",
• "webhookSendFull": true,
• "version": 1

}

Response samples

• 400
• 403
• 404
• 500
• 502

Content type

application/json

{

• "status": "FAILURE",
• "message": "Request body is missing required field(s): question"

}