{"uid":"cap_J3zE2YuwVVJyUI8LsH5W_","slug":"workday-calendar-api-business-days-add-6fa7bd7b","name":"Workday Calendar API – Business Days Add","description":"Date that is N business days after (or before, if negative) a start date in a country. Typical use: T+2 settlement, SLA and filing deadlines.","url":"https://workday-calendar.regnotes.workers.dev/v1/business-days/add?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["country","date","days"],"properties":{"date":{"type":"string","pattern":"^\\d{4}-\\d{2}-\\d{2}$"},"days":{"type":"string","pattern":"^-?\\d{1,3}$"},"country":{"enum":["US","CA","MX","BR","AR","CL","CO","PE","GB","IE","FR","DE","NL","BE","LU","CH","AT","IT","ES","PT","SE","NO","DK","FI","PL","CZ","HU","RO","GR","TR","IL","AE","SA","EG","ZA","NG","KE","IN","PK","BD","LK","SG","MY","ID","TH","VN","PH","HK","TW","CN","JP","KR","AU","NZ","UA"],"type":"string","description":"ISO 3166-1 alpha-2 country code"}},"additionalProperties":false}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"days":2,"start":"2026-11-25","result":"2026-11-30","country":"US","skipped_holidays":[{"date":"2026-11-26","name":"Thanksgiving Day"}]}},"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_-YDIheyZWbyKVrqOB6AoH","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":"Returns the date that is N business days after (or before) a given start date in a specified country, skipping weekends and national holidays.","exampleAgentPrompt":"What date is 2 business days after November 25, 2026 in the US, accounting for Thanksgiving and other public holidays?","exampleUseCases":[{"title":"T+2 trade settlement date","prompt":"A trade was executed on November 25, 2026 in the US market — what's the T+2 settlement date, skipping weekends and US public holidays like Thanksgiving?"},{"title":"SLA deadline for UK support ticket","prompt":"A support ticket was opened on March 10, 2025 in the UK, and our SLA requires resolution within 5 business days — what's the deadline date, excluding UK public holidays?"},{"title":"Tax filing deadline in Germany","prompt":"I need to file a document 30 business days after January 15, 2026 under German business day rules — what exact date does that land on?"}],"resultDescription":"A JSON object containing the calculated result date (YYYY-MM-DD), the original start date, the number of days requested, the country code, and an array of skipped holidays with their dates and names that fell within the offset window.","failureModes":["Invalid date format (not YYYY-MM-DD) returns a 400 error","Country code not in the supported enum list returns a 400 validation error","Days value outside the allowed range (-999 to 999) returns a validation error","Network timeout or worker unavailability returns a 5xx error","Payment failure via x402 protocol results in a 402 Payment Required response"],"whenToPreferThis":"Choose this endpoint when you need to offset a date by a specific number of business days while correctly accounting for country-specific national holidays and weekend definitions. It is ideal for financial settlement (T+N), SLA deadline computation, regulatory filing deadlines, and contract milestone tracking across 50+ countries. Prefer this over a generic date library when country-aware holiday exclusion is required without maintaining your own holiday database.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-30T19:04:58.942Z","isFirstParty":false,"canonicalSlug":"workday-calendar-api-business-days-add-6fa7bd7b"}