{"uid":"cap_yDuyMQnVzeXoQ4k8akcqF","slug":"lilambd-koyomi-day-endpoint-ed7111b5","name":"lilambd Koyomi Day Endpoint","description":"A crossing for play, feeling, language, science and computation — creating states that do not have names yet.","url":"https://api.lilambd.com/koyomi/day?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","queryParams"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":[],"properties":{"tz":{"type":"string","description":"UTC offset hours"},"date":{"type":"string","description":"YYYY-MM-DD, default today"}},"additionalProperties":{"type":"string"}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string","const":"json"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"data":[],"count":0,"attribution":"source licence line"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Lw2imLBp9CBGWxJVypsQ-","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns calendar and day-metadata information for a given date and timezone, likely including cultural, seasonal, or poetic day descriptors.","exampleAgentPrompt":"What does the lilambd koyomi say about today — use UTC+9 as the timezone?","exampleUseCases":[{"title":"Daily calendar enrichment for journal app","prompt":"Pull the koyomi day data for today using UTC+0 so I can add it to my daily journal entry."},{"title":"Historical date lookup for creative project","prompt":"What does the lilambd koyomi return for 2024-06-21 in UTC+5:30? I want the day metadata for that date for a project I'm working on."},{"title":"Timezone-aware day metadata for a dashboard","prompt":"Get me the koyomi day information for 2025-01-15 using UTC-5 so I can display it on my daily dashboard."}],"resultDescription":"A JSON object containing an array of day data records, a count of records, and an attribution string crediting the data source. The exact shape of each record is not fully documented but likely includes date-specific descriptors or metadata.","failureModes":["Invalid date format returns an error or empty result","Unsupported or malformed timezone offset may produce unexpected results","Empty data array returned if no records exist for the requested date","Payment required (402) if x402 micropayment is not included","Network timeout or 5xx if service is temporarily unavailable"],"whenToPreferThis":"Choose this endpoint when you need structured day-level metadata or cultural/calendar descriptors for a specific date and timezone, particularly if you want an unconventional or poetically-oriented calendar perspective not found in standard calendar APIs.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-11-02T18:33:10.700Z","isFirstParty":false,"canonicalSlug":"lilambd-koyomi-day-endpoint-ed7111b5"}