{"uid":"cap_awWKoIyremw7ZDki9rUCu","slug":"signaldesk-ai-start-of-month-date-calculator-accdf7ae","name":"SignalDesk AI – Start of Month Date Calculator","description":"Evidence-backed autonomous AI jobs and paid data tools. Queue/D1/cron run outside the chat; free quotas and bounded execution apply.","url":"https://x402-agent.kariguetoazul.workers.dev/api/date/start-of-month?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"date":{"type":"string","pattern":"^\\d{4}-\\d{2}-\\d{2}$","maxLength":10,"minLength":10,"description":"Gregorian date YYYY-MM-DD, interpreted in UTC."}}},"responseSchema":{"type":"json","example":{"date":"2026-10-01"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_F2cvc1jsdzjHyFUDEB5gn","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the first day of the month (YYYY-MM-DD) for any given Gregorian date input in UTC","exampleAgentPrompt":"What's the first day of the month for October 15, 2026? Use the start-of-month calculator with date 2026-10-15.","exampleUseCases":[{"title":"Billing period start calculation","prompt":"Our billing system needs the start of the month for the date 2025-03-22 — what date does that billing period begin?"},{"title":"Report date range anchoring","prompt":"I'm generating a monthly report for 2024-11-18 — can you find the first day of that month so I know where to start the date range?"},{"title":"Subscription renewal date normalization","prompt":"A user signed up on 2026-07-29 and I need to normalize that to the start of their subscription month — what's the first day of July 2026?"}],"resultDescription":"A JSON object with a single 'date' field containing the ISO 8601 date string (YYYY-MM-DD) representing the first day of the month corresponding to the input date, computed in UTC.","failureModes":["Invalid date format (not matching YYYY-MM-DD pattern) returns an error","Date string with wrong length (not exactly 10 chars) rejected by schema validation","Out-of-range month or day values may cause computation errors","Missing 'date' field in request body may return a validation error","Payment failure or quota exhaustion may block the call entirely"],"whenToPreferThis":"Use this endpoint when you need a fast, stateless, paid-metered UTC-based calculation of the first day of the month for any given date — particularly useful in automated billing, reporting, or scheduling pipelines where the x402 micropayment model fits and you need deterministic calendar math without building it yourself.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T00:40:23.645Z","isFirstParty":false,"canonicalSlug":"signaldesk-ai-start-of-month-date-calculator-accdf7ae"}