MCP Registry Validator — Check Endpoints Actually Resolve for Gemini CLI

io.github.operatorsheets/mcp-uptime

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

client:Gemini CLI transport:streamable-http tools:4

Install MCP Registry Validator — Check Endpoints Actually Resolve in Gemini CLI

~/.gemini/settings.json · windows: %USERPROFILE%\.gemini\settings.json

{
  "mcpServers": {
    "mcp-uptime": {
      "httpUrl": "https://mcp-uptime.theopslog.workers.dev/mcp"
    }
  }
}

Gemini expands $VAR and ${VAR} inside env values, so a secret can live in your shell rather than this file. Gemini CLI docs