MCP Registry Validator — Check Endpoints Actually Resolve for VS Code

io.github.operatorsheets/mcp-uptime

Check an MCP endpoint resolves: liveness, live tool list, schema drift. Free.

client:VS Code transport:streamable-http tools:4

Install MCP Registry Validator — Check Endpoints Actually Resolve in VS Code

.vscode/mcp.json

{
  "servers": {
    "mcp-uptime": {
      "type": "http",
      "url": "https://mcp-uptime.theopslog.workers.dev/mcp"
    }
  }
}

Requires agent mode. MCP: Open User Configuration puts the same block in every workspace. VS Code docs