Cubesphere Data MCP Server
MCP server for Cubesphere Data (docs name mcp.cubesphere.xyz) that lets AI agents query the same SEC insider-filing events directly. The host root returns 404, but the streamable-HTTP endpoint /mcp answered an anonymous initialize on 2026-11-04 (serverInfo cubespherex-mcp 1.29.0) and tools/list returned four tools (search_insider_events, get_company_timeline, get_activist_stakes, get_sale_notices).