{"uid":"cap_MOoneaqJAmG-s_Ns9NOrt","slug":"pwned-password-checker-3fd85104","name":"Pwned Password Checker","description":"Public data and utility APIs paid per call in USDC on Base (x402). No accounts, no API keys. 174 routes: crypto/equity data, onchain reads, DNS/email/security intel, geo/weather, x402 payment diagnostics, dev utilities and more.","url":"https://anibalb.duckdns.org/x402/pwned-password?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"pwned":true,"password":"hunter2","pwned_count":12345}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_1uh0V7E-jAfRyizYnIzya","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Checks whether a given password has appeared in known data breaches using Have I Been Pwned-style lookup","exampleAgentPrompt":"Can you check if the password 'hunter2' has ever shown up in a data breach and tell me how many times it's been exposed?","exampleUseCases":[{"title":"Pre-registration password safety check","prompt":"Before I create my new account, can you check if the password 'Sunshine2023!' has ever been found in a data breach so I know if it's safe to use?"},{"title":"Security audit of stored credentials","prompt":"I have a list of candidate passwords I want to allow users to set — start by checking if 'letmein123' has been compromised in any known breach and how many times it appears."},{"title":"User-facing password strength validation","prompt":"My user just typed in 'password1' as their new password — can you check whether it's been pwned and how many breach records it shows up in so I can warn them?"}],"resultDescription":"Returns a JSON object indicating whether the password has been found in known breach databases (pwned: true/false), the password that was checked, and the number of times it has appeared across breach datasets (pwned_count).","failureModes":["Missing 'password' query parameter returns an error","Network timeout or upstream HIBP service unavailability","Payment failure via x402 protocol blocks the request","Invalid or empty password string may return unexpected results"],"whenToPreferThis":"Choose this endpoint when you need a quick, keyless, pay-per-use breach check for a password without setting up API keys or accounts. Ideal for agents performing on-the-fly password validation, security audits, or enforcing breach-aware password policies. Useful when HIBP direct API access is unavailable or when you want a unified multi-tool API that includes breach checking alongside other security and utility functions.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T18:41:59.204Z","isFirstParty":false,"canonicalSlug":"pwned-password-checker-3fd85104"}