{"uid":"cap_4nkMxcG7-P91RxBNZRKVf","slug":"fastapi-online-image-hash-3e193fca","name":"fastapi.online Image Hash","description":"Chat, embeddings, OCR, speech-to-text, image editing, image understanding (captioning/Q&A), text-to-speech, translation, writing tools, classification tools, developer tools, local utilities, format/checksum validators, encoding & crypto utilities, date/time calculators, geo/coordinate math, math & finance calculators, novelty tools, and business/social writing generators — 179 endpoints in all, across multiple specialized self-hosted models. Pay per call with crypto — no signup — or get an API key.","url":"https://api.fastapi.online/image-hash?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"file":{"type":"string","format":"binary","description":"Image file (PNG/JPEG/WebP)"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.0005","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":"$0.0005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_AjSnOU6Or4PPDODYvvxPg","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.0005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes a perceptual or cryptographic hash of an uploaded image file","exampleAgentPrompt":"Can you compute the hash of this image file so I can check whether it's a duplicate of something already in my library?","exampleUseCases":[{"title":"Duplicate image detection pipeline","prompt":"I need to fingerprint this JPEG so I can compare it against the hashes in my media database and detect if it's a duplicate — can you hash this image for me?"},{"title":"Image integrity verification","prompt":"I want to verify that this PNG file hasn't been tampered with since I last stored it — can you compute its hash so I can compare it to the one I saved?"},{"title":"Content deduplication for uploads","prompt":"Before I store this WebP image in my archive, hash it for me so I can check it against existing hashes and skip saving it if it already exists."}],"resultDescription":"Returns a hash value (perceptual or cryptographic) representing the uploaded image, which can be used to identify, compare, or deduplicate images.","failureModes":["Unsupported file format (non-PNG/JPEG/WebP) returns an error","Corrupted or unreadable image file causes processing failure","Empty or missing file field returns a validation error","Payment failure (HTTP 402) if x402 payment header is not provided or insufficient","Large file exceeding size limits may time out or be rejected"],"whenToPreferThis":"Choose this endpoint when you need a cheap, no-signup, per-call image hashing utility that accepts PNG, JPEG, or WebP files and returns a hash suitable for deduplication or integrity checking. Useful when you want to avoid setting up your own hashing infrastructure and are comfortable paying micro-amounts per call with crypto.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-28T18:48:03.493Z","isFirstParty":false,"canonicalSlug":"fastapi-online-image-hash-3e193fca"}