{"version":"2.1.285","anchor":"mcp-server-listing-shows-ws-transport","canonical_anchor":"mcp-server-listing-shows-ws-transport","heading":"MCP server list labels WebSocket servers with (WS)","tier":"notice","area":"MCP","url":"https:\/\/changelogs.core-directive.com\/v\/2.1.285\/e\/mcp-server-listing-shows-ws-transport","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.285","markdown":"### MCP server list labels WebSocket servers with (WS)\n\nThe MCP server summary now shows (WS) after the address of WebSocket servers, as it already did for SSE and HTTP\n\n**Unclear.** Whether WebSocket MCP servers can actually connect, or sit behind a switch, is not stated.\n\n**What**\n\nMCP (Model Context Protocol) servers connect Claude Code to outside tools. The summary line for each server now handles servers of type \"ws\" (WebSocket, a connection that stays open in both directions) and prints `(WS)` after the address, alongside the existing SSE and HTTP labels.\n\n**Why**\n\nWebSocket MCP servers are now recognized in server listings.\n\n- Area: MCP\n- Tier: You'll notice\n- Useful: 2\/5\n- Signal: 2\/5"}