{"uid":"cap_KkXvNkna-3qLflXCjTEUA","slug":"duplicate-image-checker-97482d9a","name":"Duplicate Image Checker","description":"Check if two images are duplicates or near-duplicates. Compares two image URLs with perceptual hashing and returns a distance score and a same-image verdict. Use to deduplicate photos, detect reposted or copied images, and verify whether two files show the same picture.","url":"https://api.kakerapetit.dev/v1/check-duplicate-image","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"image_url_a":{"type":"string","format":"uri","description":"HTTPS URL of the first image (jpeg/png/webp/gif, max 10MB)."},"image_url_b":{"type":"string","format":"uri","description":"HTTPS URL of the second image (jpeg/png/webp/gif, max 10MB)."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_j543t09WhLWFmrzvGM3iv","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Checks whether two images provided by URL are duplicates of each other.","exampleAgentPrompt":"Can you check if these two images are duplicates of each other? First image: https://cdn.example.com/photo-a.jpg and second image: https://cdn.example.com/photo-b.png","exampleUseCases":null,"resultDescription":"Returns whether the two provided images are duplicates, likely including a boolean or confidence indicator of duplication status.","failureModes":["Image URL is not accessible or returns non-200 HTTP status","Image exceeds 10MB size limit","Unsupported image format (not jpeg, png, webp, or gif)","URL uses HTTP instead of HTTPS","Either image_url_a or image_url_b is missing from request body","Network timeout fetching remote image"],"whenToPreferThis":"Use this endpoint when you need to programmatically compare two specific images by URL to determine if they are duplicates — ideal for deduplication pipelines, content moderation workflows, or verifying that an uploaded image does not already exist in a dataset. Suitable for single pair-wise comparison at low cost.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:35:16.104Z","isFirstParty":false}