Calendar

Business days, holidays, earnings & IPO calendars. 4 pay-per-call calendar endpoints for AI agents — keyless, USDC via x402.

WATCHERS Don't poll — get woken up

Arm a paid watcher on calendar and we push a signed callback the moment it happens — no polling loop. All watchers →

Business earnings $0.05get a signed callback around a US company's earnings. Ipo $0.05get a signed callback when a new US IPO appears on the calendar.
calendar.business-days$0.0010
Holiday-aware business-day calculator for 200+ countries.
GET /api/calendar/business-days
calendar.earnings$0.0010
Earnings release calendar — which US-listed companies report earnings in a date window, with expected and (once reported) actual EPS and revenue, and the time o
GET /api/calendar/earnings
calendar.holidays$0.0010
List the official holidays for a country and year, with exact observed dates including substitute days (e.g.
GET /api/calendar/holidays
calendar.ipo$0.0010
IPO calendar — companies going public (or recently public) in a date window, with the expected date, symbol, name, exchange, price range, number of shares, tota
GET /api/calendar/ipo

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