Official MCP RegistryHosted servergateway.pipeworx.io

OpenCitations

Query the OpenCitations COCI index for open-license citation data by DOI.

Connect to Claude Code

Copy

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