PDF 操作 · NO INSTALL
pdf watermark
Stamp diagonal text watermark on every page of a PDF (by URL). text = the watermark. One URL. No install, no API key, free quota included.
Call it
curl "https://ainetcafe.com/t/pdf_watermark?...params"Response contains a hosted file URL. Free anonymous quota; beyond it $0.008/call (pay per call, or pair for a bigger free tier).
Also callable via MCP and the Python SDK.
Same family
merge_pdf — Merge several PDFs (by URL) into one
split_pdf — Extract a page range from a PDF (by URL) into a new PDF
pdf_page_count — Count pages and report each page size of a PDF (by URL)
pdf_rotate — Rotate all pages of a PDF (by URL) by 90/180/270 degrees
split_pdf — Extract a page range from a PDF (by URL) into a new PDF
pdf_page_count — Count pages and report each page size of a PDF (by URL)
pdf_rotate — Rotate all pages of a PDF (by URL) by 90/180/270 degrees