Official MCP RegistryHosted servergateway.pipeworx.io

VizieR

Queries the CDS VizieR astronomical catalogue database with tens of thousands of catalogues.

Connect to Claude Code

Copy

claude mcp add --transport http vizier https://gateway.pipeworx.io/vizier/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 “VizieR”. Verified through the vendor namespace.