Nager.Date National Bank Holiday Lookup

Use when validating if a day is a working day before triggering B2B schedules.

Try it OpenAPI

Call

POST https://statepulse-api.hahavoid0.workers.dev/calendar/holidays
{
  "year": 2026,
  "country_code": "US"
}

AgentCash command

npx agentcash@latest fetch https://statepulse-api.hahavoid0.workers.dev/calendar/holidays -m POST -b '{"year":2026,"country_code":"US"}'

Not for

Do not use for personal family anniversary or appointment calendar entries.