Wikidata + Google Knowledge Graph MCP is an open source MCP server

https://mcpserverinsight954.halcyonledger.com/posts/what-ai-developers-should-know-about-mcp-for-wikidata

Wikidata + Google Knowledge Graph MCP is an open source MCP server and CLI for AI agents that supports bounded Wikidata search and optional Google Knowledge Graph cross-checks.