What tools does the openworkdays MCP server provide?

openworkdays exposes 1 tools: businessdays. This list was returned by the running server when we connected to it.

Does openworkdays require an API key?

No. openworkdays answered a tools/list request without credentials.

How do I install openworkdays?

Run: claude mcp add --transport http openworkdays https://openworkdays.vercel.app/api/mcp. One-click install links for Cursor and VS Code are also available on the server's page.

Connection check verified live · 27h ago

openworkdays

Zero-signup business-day date-math API: add days, count days between dates, is-business-day.

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Install

Remote (HTTP)

claude mcp add --transport http openworkdays https://openworkdays.vercel.app/api/mcp

Tools 1

GitHub stars —

Installs / wk —

Licence —

Transport streamable-http

Last checked 27h ago

Tools & capabilities

1 tool

Read from the running server on 27h ago.

businessdays read-only enddatedaysstartweekendholidays

Business-day date math. Three modes inferred from params: add (start+days -> the date N business days away, negative days = before), diff (start+end -> count of business days betwe…