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mcp/harbor
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WorkdayAPI MCP

v0.2.0

dev.workers.mike-tusa.workdayapi/workdayapi

Business-day and public-holiday math for 29 countries: add business days, days between, holidays.

transport:streamable-http tools:5
Website

Target client

run in your project directory 

claude mcp add --transport http workdayapi https://workdayapi.mike-tusa.workers.dev/mcp

setup guides: Claude Code Claude Desktop Cursor VS Code Zed Windsurf Cline Gemini CLI Grok ChatGPT Claude.ai LangChain

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

get_holidays Read-only

get holidays

is_business_day

is business day

add_business_days Mutating

add business days

business_days_between

business days between

list_countries Read-only

list countries

All 5 tools, one page each

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. Check the server's own documentation before granting access.