{"uid":"cap_PE_vjbwWYwq2mn5Ik5Jop","slug":"toolrail-chilean-rut-validator-formatter-5d8adfe1","name":"Toolrail Chilean RUT Validator & Formatter","description":"Validate and format a Chilean RUT (tax ID) including check digit (modulo 11). Use when a Chilean RUT is entered in a form or file and you must catch typos before saving.","url":"https://toolrail.dev/cl/rut?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":{"type":"object","properties":{"rut":{"type":"string"}}},"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","properties":{"rut":{"type":"string"},"valid":{"type":"boolean"},"formatted":{"type":"string"}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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_TUTdpTVkndEqYYYtgXW98","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Validates a Chilean RUT (tax ID) using modulo-11 check digit logic and returns its formatted canonical form","exampleAgentPrompt":"Can you validate and format this Chilean RUT for me — 12.345.678-9 — and tell me if it's correct before I save it?","exampleUseCases":[{"title":"Form input validation before save","prompt":"I'm about to save a customer record with RUT 76.354.771-K — can you verify it's valid and give me the properly formatted version?"},{"title":"Batch data cleanup before import","prompt":"We have a Chilean client whose RUT was entered as 123456789 — can you check if that's a valid RUT and show me how it should be formatted?"},{"title":"Catching typo in tax document","prompt":"Someone submitted a Chilean tax form with RUT 9.876.543-2 — can you confirm whether the check digit is correct so I know if there's a typo?"}],"resultDescription":"Returns a JSON object with three fields: 'rut' (the original input), 'valid' (a boolean indicating whether the RUT passes modulo-11 check digit verification), and 'formatted' (the RUT in canonical Chilean dotted-dash format, e.g. '12.345.678-9').","failureModes":["Malformed or empty RUT string returns valid: false with no formatted output","Non-Chilean ID formats (e.g. Colombian cédula, Argentine CUIT) may return invalid unexpectedly","RUT with letters other than 'K' as check digit will be flagged invalid","Network timeout or upstream error returns HTTP 5xx"],"whenToPreferThis":"Use this endpoint whenever you need to verify a Chilean RUT before persisting it to a database, processing a payment, or submitting a government form. It is purpose-built for Chilean tax IDs with native modulo-11 logic, unlike generic regex validators that miss check-digit errors. Prefer it over manual validation or generic form libraries when accuracy and canonical formatting are both required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T12:48:02.412Z","isFirstParty":false,"canonicalSlug":"toolrail-chilean-rut-validator-formatter-5d8adfe1"}