May 2026
Added endpoints:Transformations
- Watermark — add text or image watermarks to one or more pages of a PDF. Useful for marking documents as drafts, confidential, or applying branding overlays.
- Optimize — optimise a PDF for a specific use case:
web(linearises for fast browser loading),print(preserves full resolution and colour profiles), orminimal(aggressive file-size reduction without visible quality loss). - OCR — apply Optical Character Recognition to scanned or image-based PDFs, producing a searchable, text-selectable output document.
- Invoice — extract structured invoice data from a PDF, including vendor details, line items, quantities, unit prices, totals, tax amounts, and payment terms.
- PDF to PDF/A — convert a PDF to the PDF/A archival format for long-term preservation and compliance. Supports conformance levels PDF/A-1b, PDF/A-2b, and PDF/A-3b.
- Platform API file size limit increased from 25MB to 100MB per request
- Platform API page count limit increased from 200 to 500 pages per individual document
March 2026
Improved endpoints:
- Create Document by Envelope ID endpoint can take multiple file types
- Convert File to PDF replaced by Create Document by Envelope ID
- Get Converted File by Job ID replaced by Create Document by Envelope ID
- Get Conversion Job Status replaced by Create Document by Envelope ID
February 2026
Added endpoints:SignTransformationsExtractionsConversions
January 2026
Added endpoints:Improved endpoints:
- Create fields(s) by document ID endpoint can take multiple fields now
December 2025
November 2025
Added endpoints:Improved endpoints:
- Create participant(s) for envelope endpoint can take multiple participants now
- Emails sent to api owner are now supressed
- Emails sent for signers/reviewers will show the app name instead of the integration email
- Improved email parsing to correctly decode special characters
October 2025
Added endpoints:
September 2025
First version of public-api