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API Reference / documents / merge

Merge multiple PDFs.

Concatenate PDFs referenced by `sources[]` query params or uploaded via multipart files. Drop this helper wherever you want to merge multiple PDFs with a single HTTP call. Send the documented inputs and the API streams back polished results you can hand directly to your users.

GETPOST/documents/merge

Where this helper shines

Merge multiple PDFs. keeps documents helpers on autopilot. Use it whenever you need to merge multiple PDFs without pausing a sprint or asking design/dev to jump in.

  • Trigger this helper whenever you need to merge multiple PDFs without waiting on a full deploy.
  • Drop it into automations (Zapier, Make, workers) to merge multiple PDFs as part of your workflow.
  • Share the GET URL so support and success can merge multiple PDFs safely using their Dataczar API key.

Copy & ship snippets

GET

Instant link

GET https://api.dataczar.app/documents/merge?sources=sample-sources&dryrun=true&ak=demo

Open directly in any browser, webhook, or low-code workflow.

curl

curl GET

curl "https://api.dataczar.app/documents/merge?sources=sample-sources&dryrun=true&ak=demo"

Swap ak=demo with your Dataczar API key.

curl

curl POST

curl -X POST "https://api.dataczar.app/documents/merge?ak=demo" \
  -H 'Content-Type: application/json' \
  -d '{
  "sources": "sample_sources",
  "dryrun": true
}'

Send JSON payloads from back-end jobs, queues, or workers.

Parameters

Query Parameters

NameTypeDescription
sourcesstring[]One or more PDF URLs to merge in order.
dryrunbooleanReturn a dryrun preview instead of the merged PDF.

All helper calls accept your Dataczar key via the ak query parameter. Need one? Create or copy a key on Dataczar Connect and drop it into each request.

Responses

Status 200

Merged PDF stream.

Status 200-dryrun

Dryrun summary with a preview PNG.

{
  "ok": true,
  "data": {
    "summary": [
      "2 source PDFs",
      "Pages will be concatenated in order received"
    ]
  },
  "meta": {
    "dryrun": true
  }
}

Examples

Request

"GET /pdf/merge?sources=https://example.com/a.pdf&sources=https://example.com/b.pdf&dryrun=1"

Response

{
  "ok": true,
  "data": {
    "summary": [
      "2 source PDFs",
      "Pages will be concatenated in order received"
    ]
  },
  "meta": {
    "service": "pdf/merge",
    "dryrun": true
  }
}

File uploads (multipart form-data)

Attach PDFs or images as multipart fields. We'll fill in the field names for you.

Files
files — PDF documents

Query parameters

Body parameters

We'll send these as JSON for POST/PUT/PATCH requests and as query params for GET.

Equivalent curl
Grab your Dataczar API key
Every helper runs with the same simple API key. Sign in (or create a free Dataczar account) at Dataczar Connect to issue keys in seconds, then drop the key into any `ak=` parameter and start shipping.
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Tip: reuse the same key across these helpers, or rotate keys per project from the Connect dashboard.