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$ man watermark-pdf

/watermark-pdf(1)

agentutility / mediakit / watermark-pdf
PRICE / CALL
$0.02
USDC · base mainnet · scheme: exact
METHOD
POST
CLUSTER
mediakit
CATEGORY
uncategorized
STATUS
live
NAME
watermark-pdf add watermark to pdf
synonym alias of watermark — reuses the canonical handler.
SYNOPSIS
POST https://x402.org/v1/watermark-pdf
     Content-Type: application/json
     X-PAYMENT:    <signed-transferWithAuthorization>

     { ... }
↳ first call → 402 Payment Required. Sign USDCtransferWithAuthorization, retry with theX-PAYMENT header.
DESCRIPTION

Add watermark to PDF. Text or image overlay on PDFs, PNG / JPG / GIF, or MP4 / MOV / WEBM with configurable position, opacity, font, rotation, and margin. Same backend as watermark / pdf-watermark under a clearer search slug. CloudConvert engine.

INPUTrequest schema
propertytypedescriptionreq?
file_urlstringURL of the PDF, image, or video file to watermark.required
textstringWatermark text to overlay on the file; mutually exclusive with image_url.optional
image_urlstringURL of an image to use as the watermark overlay; mutually exclusive with text.optional
font_sizenumberFont size in points for text watermarks.optional
font_colorstringHex color code (e.g., #FF0000) for the watermark text.optional
opacitynumberWatermark opacity from 0 (transparent) to 1 (fully opaque).optional
rotationnumberRotation angle in degrees applied to the watermark.optional
position_verticalstringVertical placement of the watermark: top, center, or bottom.
enum: top · center · bottom
optional
position_horizontalstringHorizontal placement of the watermark: left, center, or right.
enum: left · center · right
optional
OUTPUTresponse shape
fieldtypedescription
output_urlstringURL of the watermarked PDF, image, or video file.
watermark_typestringType of watermark applied: text or image.
input_formatstringDetected format of the source file (pdf, png, jpg, gif, mp4, mov, or webm).
EXAMPLEStwo ways to call
EXAMPLE 1 · curl
curl -X POST https://x402.org/v1/watermark-pdf \
  -H 'Content-Type: application/json' \
  -d '{ }'
first response = 402 Payment Required with payment requirements; sign + retry with X-PAYMENT.
EXAMPLE 2 · mcp
# install once
claude mcp add x402 --command "npx x402-deployer-mcp"

# then ask Claude Code:
# "use the watermark-pdf tool to ..."
MCP server handles payment automatically — your coding agent just calls the tool by name.
METADATA
tags
mediakitpdfwatermarkpdf-watermarkoverlaycloudconvertadd-watermark-pdf
methods
POST
cluster
mediakit
price
$0.02 USDC per call
ADJACENTother endpoints in mediakit
endpointdescriptionprice
audio-loudnormAudio loudness normalizer (EBU R128 LUFS).$0.02
csv-to-jsonlCSV to JSON / CSV to JSONL converter / data pipeline preprocessor.$0.02
image-translateImage translator: vision-OCR + Venice translate.$0.02
image-upscaleImage upscale / 2x upscaler / 4x upscaler / super-resolution / sharpen image / enlarge image without loss.$0.02
pdf-watermarkPDF watermark / image watermark / video watermark — text or image overlay on PDFs, PNG/JPG/GIF, or MP4/MOV/WEBM.$0.02
video-to-subtitlesSRT / VTT subtitle generator from video or audio.$0.02
video-trimVideo trimmer / video cutter / video clip tool.$0.02
watermarkPDF / image / video watermarking — text or image overlay.$0.02
SEE ALSO
agentutility(7) · mediakit(7) · x402(7) · mcp(7) · llms.txt · registry.json · bazaar.x402.org