{"uid":"cap_mNcbjp2otPuFzv8gaZSuC","slug":"penniless-data-utilities-cron-next-run-b0202c9c","name":"Penniless Data Utilities – Cron Next Run","description":"Deterministic, dependency-free data utilities served over x402 micropayments (USDC on Base). None of these call another AI model.\nKeyword: JSON repair\nKeyword: malformed JSON\nKeyword: broken JSON from LLM\nKeyword: fix JSON output\nKeyword: JSON sanitizer\nKeyword: truncated JSON recovery\nKeyword: YAML to JSON\nKeyword: convert YAML\nKeyword: parse YAML config\nKeyword: cron next run\nKeyword: cron parser\nKeyword: when does cron run next\nKeyword: unified diff\nKeyword: line diff\nKeyword: text diff\nKeyword: HTML to text\nKeyword: extract links\nKeyword: extract emails\nKeyword: scrape text\nKeyword: whois lookup\nKeyword: domain registration\nKeyword: registrar\nKeyword: domain expiry date\nKeyword: RDAP\nKeyword: dns lookup\nKeyword: MX records\nKeyword: TXT records\nKeyword: A record\nKeyword: DNS over HTTPS\nKeyword: github repo stats\nKeyword: github stars\nKeyword: repository popularity\nKeyword: OSS project metadata\nKeyword: email validation\nKeyword: verify email address\nKeyword: check MX deliverability\nKeyword: email syntax\nUse case: repair a JSON code block wrapped in Markdown fences\nUse case: turn a docker-compose or CI YAML file into JSON\nUse case: compute the next UTC fire time of a cron expression\nUse case: produce a unified diff between two versions of a file\nUse case: strip HTML tags and pull out links, emails, and headings\nUse case: look up a domain's registrar, status and expiry before purchase\nUse case: check when a domain registration lapses\nUse case: resolve A, AAAA, MX, TXT or NS records for a hostname\nUse case: find a domain's mail servers and SPF TXT record\nUse case: compare GitHub repository stars, forks and activity for market research\nUse case: check whether an email address is well-formed and its domain accepts mail","url":"https://penniless-json-repair.sjaman.workers.dev/cron/nextrun","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","required":["expr"],"properties":{"expr":{"type":"string","description":"5-field cron expression"},"after":{"type":"string","description":"ISO timestamp to search after (default now)"}},"additionalProperties":false},"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"}}}}},"responseSchema":{"type":"json","example":{"ok":true,"next":"2026-09-14T09:00:00.000Z","epochMs":1789866000000}},"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__Ql9e3xJrZcS2Hlzd3jc8","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":"Calculates the next scheduled execution time of a cron expression, returning an ISO 8601 timestamp and epoch milliseconds.","exampleAgentPrompt":"When will this cron expression '0 9 * * 1' next run? Give me the exact timestamp and epoch milliseconds.","exampleUseCases":[{"title":"Verifying a weekly report cron","prompt":"My weekly report job uses the cron expression '0 8 * * 1' — when exactly will it next fire? I need the ISO timestamp so I can set a reminder."},{"title":"Debugging a monthly billing schedule","prompt":"We trigger billing with '0 0 1 * *', can you tell me the next time that cron will run and give me the epoch milliseconds too?"},{"title":"Scheduling a pipeline alert window","prompt":"Our data pipeline runs on '*/15 * * * *' — what's the next scheduled execution time so I know how long to wait before alerting?"}],"resultDescription":"Returns a JSON object with `ok: true`, a `next` field containing the ISO 8601 datetime string of the next cron execution, and `epochMs` with the corresponding Unix timestamp in milliseconds.","failureModes":["Invalid or malformed cron expression returns an error response","Missing `input` body field causes a 400-level error","Ambiguous timezone handling may produce unexpected results if timezone is not accounted for in the cron string","Truncated or incomplete cron fields (e.g. only 4 parts) may fail parsing"],"whenToPreferThis":"Choose this endpoint when you need a fast, deterministic, dependency-free cron next-run calculation without calling an AI model. Ideal for CI/CD pipelines, scheduling agents, or devops automations that need to programmatically know when a cron job will next execute. Costs only $0.001 USDC per call via x402 micropayments, making it suitable for high-frequency or automated use.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:43:43.778Z","isFirstParty":false}