Official MCP RegistryHosted servertttkmbb.comv1.9.0

Calcgrid

China working-day data, UK bank holidays, IANA time zones and deterministic business deadlines.

Connect to Claude Code

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claude mcp add --transport http calcgrid https://tttkmbb.com/mcp

Vendor-hosted remote server: nothing to install locally. If it uses OAuth, Claude opens the vendor login on first use.

Endpoints

Published in the official MCP registry as “com.tttkmbb/calcgrid”. Verified through the vendor namespace.