{"uid":"cap_aTlMJFl_3cJmzdxNUQF5x","slug":"image-watermarking-api-4074e24d","name":"Image Watermarking API","description":"Image processing for AI agents","url":"https://remarkable-light-production-0cb8.up.railway.app/watermark?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"properties":{}},"type":{"type":"string","const":"http"},"method":{"enum":["POST"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"image":"base64...","format":"png"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.03","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.03/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_S5gNyZL8qDt_ZlKML8Zvs","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.03","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Applies a watermark to an image and returns the processed image as a base64-encoded PNG","exampleAgentPrompt":"Can you watermark this image for me before I publish it? I need the result back as a PNG.","exampleUseCases":[{"title":"Branding photos before social publishing","prompt":"I want to add my brand watermark to this product photo before posting it on Instagram — can you process it and give me back the watermarked PNG?"},{"title":"Copyright protection for digital artwork","prompt":"Please watermark my artwork image to protect the copyright before I share it online — I need it returned as a base64-encoded PNG."},{"title":"Automated watermarking in content pipeline","prompt":"I'm building a content pipeline — can you watermark each image I send you and return the processed version so I can store it on my CDN?"}],"resultDescription":"Returns a JSON object containing a base64-encoded watermarked image and the format label ('png'). The agent can decode the base64 string to obtain the final processed image file ready for storage or display.","failureModes":["Missing or malformed image body returns an error","Unsupported body type (must be json, form-data, or text) causes a 400-level error","Invalid or empty input object may result in processing failure","Network timeout on Railway deployment under heavy load","Insufficient USDC balance causes x402 payment failure before processing begins"],"whenToPreferThis":"Choose this endpoint when you need a simple, pay-per-call watermarking step within an AI agent workflow, especially when you want the result as a base64 PNG without managing your own image processing infrastructure. It suits pipelines where images are processed one at a time before publishing or distribution.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-19T06:35:51.567Z","isFirstParty":false,"canonicalSlug":"image-watermarking-api-4074e24d"}