{"uid":"cap_hhsOobY_f1jhoKMh3j1Ke","slug":"unicode-confusables-checker-8b84ae74","name":"Unicode Confusables Checker","description":"216 pay-per-call tools for AI agents, from $0.001 per request in USDC on Base or Solana with x402. No account, no API key.","url":"https://fastx402.tools/unicode-confusables?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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"],"type":"string"},"queryParams":{"type":"object","required":["text"],"properties":{"text":{"type":"string","description":"Text to check for confusable characters"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"text":{"type":"string"},"normalized":{"type":"string"},"is_suspicious":{"type":"boolean"},"flagged_characters":{"type":"array","items":{"type":"object","properties":{"script":{"type":"string"},"position":{"type":"integer"},"character":{"type":"string"},"codepoint":{"type":"string"},"confusables":{"type":"array","items":{"type":"string"}}}}}}}}}}},"responseSchema":{"type":"json","example":{"text":"pаypal.com","normalized":"paypal.com","is_suspicious":true,"flagged_characters":[{"script":"Cyrillic","position":1,"character":"а","codepoint":"U+0430","confusables":["a"]}]}},"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_R_Rz0p_TgwozKQnm5qc2j","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":"Detects Unicode homoglyph/confusable characters in text that could be used for spoofing or phishing attacks","exampleAgentPrompt":"Check this domain for Unicode spoofing — is 'pаypal.com' using any lookalike Cyrillic or other non-Latin characters that could fool someone into thinking it's legitimate?","exampleUseCases":[{"title":"Phishing URL detection in email","prompt":"I got an email with a link to 'аpple.com' — can you check if that domain is using any fake lookalike Unicode characters that make it look like the real Apple site?"},{"title":"Validating user-submitted usernames","prompt":"A new user signed up with the username 'аdmin' — check if it contains any confusable Unicode characters that could be impersonating our admin account."},{"title":"Brand protection monitoring","prompt":"Someone registered 'mісrosoft.com' — can you analyze that string to see if any characters are Unicode lookalikes designed to spoof the Microsoft brand?"}],"resultDescription":"Returns a JSON object with the original text, a normalized (ASCII-equivalent) version, a boolean is_suspicious flag, and an array of flagged_characters. Each flagged character includes its position in the string, the character itself, its Unicode codepoint, the script it belongs to (e.g. Cyrillic), and an array of ASCII characters it can be confused with.","failureModes":["Missing 'text' query parameter returns an error","Empty string input may return no flagged characters with is_suspicious: false","Very long strings may exceed processing limits","Non-string input types will fail schema validation","Payment failure via x402 returns HTTP 402 before processing"],"whenToPreferThis":"Use this endpoint when you need to detect Unicode homoglyph or lookalike character attacks in domain names, URLs, usernames, or any text identifier where spoofing is a concern. It is particularly valuable for IDN homograph attack detection and phishing URL validation. Prefer this over general-purpose text analysis when the specific concern is Unicode-based visual deception rather than semantic content.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-19T12:43:08.505Z","isFirstParty":false,"canonicalSlug":"unicode-confusables-checker-8b84ae74"}