Aperion Shield for Grok
io.github.aperionai/shield
Local guardrail proxy that blocks destructive MCP tool calls, rug pulls, and tool poisoning
client:Grok
transport:stdio
runtime:oci
Install Aperion Shield in Grok
.mcp.json (in your project root)
{
"mcpServers": {
"shield": {
"type": "stdio",
"command": "docker",
"args": [
"run",
"-i",
"--rm",
"ghcr.io/aperionai/shield:shield-v1.0.1"
]
}
}
}
Grok Build reads Claude Code's .mcp.json and Claude Desktop's config unchanged, so a server you have already set up there needs nothing new. The Grok web app and X integration do not take custom servers. Grok docs