datetime.openverbs.com publishes 8 machine-payable endpoints over the x402 protocol, priced from $0.002 to $0.004 per call. Each was probed directly; the response code below is what it returned.
| Endpoint | Method | Price | Probe |
|---|---|---|---|
| /v1/add | GET | $0.002 | 402 |
| /v1/between | GET | $0.002 | 402 |
| /v1/business-days | GET | $0.002 | 402 |
| /v1/format | GET | $0.002 | 402 |
| /v1/humanize | GET | $0.002 | 402 |
| /v1/iso-week | GET | $0.004 | 402 |
| /v1/parse | GET | $0.002 | 402 |
| /v1/to-jdn | GET | $0.004 | 402 |
Add an ISO 8601 duration to a start date or date-time and return the resulting UTC instant. Calendar-aware: months and years honor month lengths (e.g. Jan 31 + P1M clamps to the last day of February).…
Compute the calendar breakdown (years, months, days, hours, minutes, seconds) between two ISO 8601 dates/date-times, plus exact totalSeconds. If end precedes start the result is flagged negative rathe…
Add/subtract business days to a date, or count business days between two dates — skipping weekends and optional holidays.
Assemble an ISO 8601 duration string from individual components (years, months, weeks, days, hours, minutes, seconds) and an optional sign. All components must be non-negative and at least one must be…
Render an ISO 8601 duration as an English phrase, e.g. 'P1Y2M' → '1 year and 2 months'. Components are shown in descending order with correct pluralization.
Return the ISO-8601 week-numbering year, week number (1..53) and weekday (1=Monday..7=Sunday) for a Gregorian date. The ISO year can differ from the calendar year around New Year.
Parse an ISO 8601 duration such as 'P1Y2M10DT2H30M' into its components. Returns a normalized ISO string and totalSeconds — but totalSeconds is null when the duration contains years or months, because…
Convert a proleptic-Gregorian calendar date to its Julian Day Number (the integer count of days since JDN 0, 1 January 4713 BC in the proleptic Julian calendar).