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PDF Concatenation API

The PdfBroker.io PDF Concatenation API lets you combine multiple PDF documents into a single file by sending an array of Base64-encoded PDF files.

Endpoint

POST https://api.pdfbroker.io/api/pdf/pdfconcat

Request Format

The request accepts a JSON payload with a single required field:

Field Type Description
pdfDocumentsAsBase64String string[] Array of Base64-encoded PDF files to merge

Example Request

{
    "pdfDocumentsAsBase64String": [
        "JVBERi0xLjcNCiW1tbW1...",
        "JVBERi0xLjQNJeLjz9MN..."
    ]
}

Note

All PDF documents must be Base64-encoded before submission. Multiple documents can be submitted in a single request. See the Swagger documentation for the complete API specification.