Write PDF Metadata API
Write and update metadata in PDF files including title, author, keywords, and custom properties via API. Built for document management, publishing workflows, and compliance tagging pipelines.
PDF metadata writing for document workflows
Embed metadata into PDF files programmatically without desktop tools — useful for document management and publishing at scale.
Standard metadata fields
Write title, author, subject, keywords, creator, and producer fields into PDF document properties.
Custom metadata support
Embed custom XMP or document information dictionary fields for proprietary metadata schemas.
Non-destructive updates
Update metadata without altering the document content or visual layout of the PDF.
Where teams use PDF metadata writing
Writing PDF metadata is useful anywhere you need to tag, classify, or stamp documents as part of a larger processing workflow.
Document tagging
Embed classification tags, department labels, or workflow identifiers into PDF files at scale.
Publishing workflows
Set author, title, and keyword metadata on PDFs before distribution to improve discoverability.
Compliance stamping
Embed compliance metadata — dates, responsible parties, version numbers — into regulated documents.
Asset management
Write custom metadata into PDF assets to enable search and filtering in document management systems.
Quality control marking
Stamp QC status, reviewer identity, and approval dates into PDF metadata for audit trails.
Ops automation
Trigger metadata writing from Make.com, n8n, MCP tools, or API workflows for automated document processing.
Ready to write PDF metadata?
Use one API key for PDF metadata, then expand into merging, conversion, extraction, and more without adding more vendor accounts.