dev.workers.quietworklabs.business-days/business-days

up checked 2026-11-12T05:37:45.313Z

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Publisher-provided title

Business Day Calendars

Publisher-provided description

NYSE, Federal Reserve, TARGET2 and UK business days, holidays and T+N settlement dates.

Summary by lookupd

Computes business-day arithmetic, holiday lookups, and T+N settlement dates across NYSE, Fedwire, TARGET2 and UK calendars.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http business-days https://business-days.quietworklabs.workers.dev/mcp

Codex, remote (streamable-http)

codex mcp add business-days --url https://business-days.quietworklabs.workers.dev/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "business-days": {
      "url": "https://business-days.quietworklabs.workers.dev/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (6 tools)

Publisher-provided text

• is_business_day Whether a date is a business day on one or more settlement calendars (NYSE, Fedwire/FedACH, TARGET2, UK), which holiday closes it, NYSE early closes, and the pr
• add_business_days Adds (or with negative days subtracts) N business days to a date on a joint calendar (NYSE, Fedwire/FedACH, TARGET2, UK) and lists the holidays skipped. Determi
• settlement_date Settlement date T+N for a trade date on a joint calendar. Default XNYS,FED with t=1 (US equities since 28 May 2024). If the trade date is not a business day it
• business_days_between Counts business days between two dates on a joint calendar: days after start up to and including end (inclusive=true also counts start). Negative if end is befo
• adjust_date Rolls a date that falls on a weekend or holiday using a business-day convention: following, modified_following, preceding, modified_preceding. Typical for payme
• list_holidays Lists closing days for one calendar and year (2000-2099): NYSE full closures and 1 pm early closes, Federal Reserve (Fedwire/FedACH) holidays with Saturday/Sund

Details

• Version: 1.0.0
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 378 ms
• First indexed: 2026-11-01T09:02:03.624Z
• Last seen in registry: 2026-11-01T09:02:03.624Z
• Website: https://business-days.quietworklabs.workers.dev/

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• 62930 servers
• Last crawl: 2026-11-13T00:17:28.001Z
• API base: https://api.lookupd.com
• MCP URL: https://api.lookupd.com/mcp