# Services from businessdayapi.com on Zero

> businessdayapi.com serves 5 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/businessdayapi.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/businessdayapi.com/health.json

## Services

- [Business Day & Deadline API – Between Dates](https://www.zero.xyz/c/business-day-deadline-api-between-dates-c0827658/llms.txt): $0.001/call via x402. Calculates the number of business days between two dates for a given country (and optional subdivision), accounting for local public holidays and country-specific weekend rules.
- [Business Day & Deadline API – Previous Business Day](https://www.zero.xyz/c/business-day-deadline-api-previous-business-day-bcb61078/llms.txt): $0.001/call via x402. Returns the most recent business day before a given date, accounting for public holidays and country-specific weekend rules for ~200 countries and their subdivisions.
- [Business Day & Deadline API – Next Business Day](https://www.zero.xyz/c/business-day-deadline-api-next-business-day-08ff91a5/llms.txt): $0.001/call via x402. Returns the next business day after a given date for a specified country and optional subdivision, accounting for local public holidays and country-specific weekend rules.
- [Business Day & Deadline API – Add/Subtract Business Days](https://www.zero.xyz/c/business-day-deadline-api-add-subtract-business-days-a3bdfa43/llms.txt): $0.001/call via x402. Calculates a future or past business date by adding or subtracting a specified number of business days from a start date, accounting for public holidays and weekend rules across ~200 countries and their subdivisions.
- [Business Day & Deadline API](https://www.zero.xyz/c/business-day-deadline-api-e97f66ab/llms.txt): $0.001/call via x402. Checks whether a given date is a business day for a specific country (and optional subdivision), accounting for local holidays and country-specific weekend rules.

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

- [Zero catalog index](https://www.zero.xyz/llms.txt)