PDF Merge

Merge multiple PDF files into one document.

Endpoint

POST https://www.acrewity.com/api/services/execute

Authentication

Include your API key in the Authorization header:

Authorization: Bearer YOUR_API_KEY

n8n Integration

This service is also available via our n8n community node: @acrewity/n8n-nodes-acrewity

Operations

Merge PDFs

Combine source PDF pages into target PDF

Operation ID: merge

Parameters

Parameter	Type	Required	Default	Description
`source_pdf`	file	Yes	-	PDF file to merge from (Base64 encoded, with or without data URI prefix)
`target_pdf`	file	Yes	-	PDF file to merge into (Base64 encoded, with or without data URI prefix)

Example Request

Merge Two PDF Documents:

{
  "service": "pdf-merge",
  "operation": "merge",
  "parameters": {
    "source_pdf": "data:application/pdf;base64,JVBERi0xLjQKMSAwIG9iago8PAovVHlwZSAv...",
    "target_pdf": "data:application/pdf;base64,JVBERi0xLjQKMSAwIG9iago8PAovVHlwZSAv..."
  }
}

Merge Using Raw Base64 (without data URI prefix):

{
  "service": "pdf-merge",
  "operation": "merge",
  "parameters": {
    "source_pdf": "JVBERi0xLjQKMSAwIG9iago8PAovVHlwZSAv...",
    "target_pdf": "JVBERi0xLjQKMSAwIG9iago8PAovVHlwZSAv..."
  }
}

Example Response

{
  "success": true,
  "result": {
    "data": {
      "file": "data:application/pdf;base64,JVBERi0xLjQKMSAwIG9iago8PAov...",
      "pageCount": 8,
      "message": "Successfully merged 3 pages into target PDF. Total pages: 8"
    }
  },
  "credits_used": 1
}

More Examples

See Document Processing Examples for complete workflow examples including report consolidation, invoice bundling, and document archiving.