Copyable requests
curl
curl -F "pdf=@form.pdf" -F 'fields={"full_name":"Ada Lovelace"}' -F "flatten=true" https://agentmediatools.com/api/pdf-form-fillPDF Form Fill API
Fill and finish a PDF form from JSON
Fill AcroForm fields from JSON, optionally flatten the form, add a text stamp, and number pages. Returns a temporary filled PDF download URL through REST and MCP.
✓ Transparent usage terms✓ REST + MCP✓ Real browser tool
Working examples
Copy it into your stack.
Upload an AcroForm PDF with a JSON fields object. Optionally flatten it, add a short stamp, and add page numbers.
Example JSON response
{"success":true,"downloadUrl":"/downloads/filled.pdf","filled_fields":["full_name"],"missing_fields":[],"flattened":true}Download URLs are temporary. Save results to your own storage when the workflow needs durable retention.
What you can build
- ✓ Populate standard forms from application data
- ✓ Flatten completed forms before delivery
- ✓ Stamp and page-number generated document packets
Frequently asked questions
What field types are supported?
The route fills text fields, checkboxes, dropdowns, and radio groups exposed by the PDF AcroForm.
Can I inspect field names first?
Yes. POST the PDF to /api/pdf-list-fields to list available field names and types.
What does the route return?
It returns a temporary PDF download URL plus filled, missing, and available field names.
One tool now, one integration later
Test it in the browser. Automate it when ready.
The same Agent Media Tools account connects this operation to the wider Tool API and MCP catalog.