{"uid":"cap_5kqLmsLrenF371-wXz4hf","slug":"cron-expression-explainer-fe77dbbb","name":"Cron Expression Explainer","description":"Parse a standard 5-field cron expression (minute hour day-of-month month day-of-week) and return a human-readable explanation. Supports wildcards (*), ranges (1-5), lists (1,3,5), steps (*/15), and named months/days (JAN, MON). ?expression=0+9+*+*...","url":"https://agent402.tools/api/cron-explain","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":["expression"],"properties":{"expression":{"type":"string","description":"5-field cron expression (minute hour dom month dow)"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"fields":{"hour":"9","month":"*","minute":"0","dayOfWeek":"1-5","dayOfMonth":"*"},"summary":"At 09:00, every day, day of week Monday through Friday","expression":"0 9 * * 1-5"}},"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_sCVl5RN1lr0KToahlkrVB","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":"Parses a standard 5-field cron expression and returns a human-readable English explanation of its schedule","exampleAgentPrompt":"Can you explain what this cron expression means in plain English: 0 9 * * 1-5?","exampleUseCases":null,"resultDescription":"A human-readable explanation of when the cron job fires, describing the schedule in plain English (e.g. 'At 9:00 AM, Monday through Friday'). Covers wildcards, ranges, lists, steps, and named month/day values.","failureModes":["Missing or empty expression query parameter returns an error","Malformed cron expression with wrong number of fields returns a parse error","Invalid field values (e.g. minute > 59) may return a validation error","Non-standard 6-field cron expressions (with seconds) are not supported"],"whenToPreferThis":"Use this endpoint when an agent needs to explain a cron expression to a user in natural language, validate that a cron string is well-formed, or surface scheduling information in a human-readable way. Ideal for DevOps automation, CI/CD pipeline inspection, or any workflow where a user needs to understand a scheduled task without knowing cron syntax.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T07:15:08.959Z","isFirstParty":false}