Dynamic Image Placement • PrefillPDF API

Add Images to PDFs with an API

Place logos, photos, signatures, charts, and generated graphics into PDF documents automatically.

Updated·Jul 13, 2026

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What you can do with Add Images to PDF API

Logo Placement

Brand PDFs with dynamic company logos.

Signature Images

Insert signature graphics into document workflows.

Charts and Graphics

Add generated visuals to reports and summaries.

Precise Positioning

Control where images appear on the page.

Reusable Templates

Use the same PDF with different images.

Automated Output

Generate image-enhanced PDFs from your application.

How it works

1
Provide the base PDF
Select the document that will receive the image.
2
Provide the image
Send the image source and positioning details.
3
Run the API request
Generate the updated document programmatically.
4
Receive the final PDF
Download or continue processing the result.

Common workflows

Company Logos

Apply customer or branch branding.

Signature Graphics

Place approved signature images into documents.

Product Photos

Generate product sheets with dynamic images.

Report Charts

Insert charts created from live data.

Certificates

Add seals, badges, and recipient photos.

Marketing PDFs

Personalize collateral with campaign graphics.

Benefits

Personalize document visuals

Keep branding consistent

Automate chart and logo insertion

Avoid manual design edits

Use dynamic image sources

Generate scalable visual PDFs

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FAQ

What images can I add to a PDF?

Common uses include logos, signatures, photos, charts, seals, and generated graphics.

Can the image change for every request?

Yes. Each API request can use a different image source.

Can I control image placement?

Yes. Use the supported placement and sizing values in your request.

Can I add charts to reports?

Yes. Generate a chart as an image and insert it into the PDF workflow.

Can I use the same template for different customers?

Yes. Reuse the base PDF while changing logos, photos, signatures, or other image content.

Start using Add Images to PDF API

Connect your PDF workflow to PrefillPDF and automate document processing from your application.