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mcp/harbor
Grok

pgmcp for Grok

io.github.pascalallen/pgmcp

Read-only Postgres ops/DBA diagnostics: slow queries, EXPLAIN, locks, index and table health.

client:Grok transport:stdio runtime:oci

Install pgmcp in Grok

.mcp.json (in your project root)

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "pgmcp": {
      "type": "stdio",
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "ghcr.io/pascalallen/pgmcp:1.1.0"
      ],
      "env": {
        "PGMCP_DATABASE_URL": "<PGMCP_DATABASE_URL>"
      }
    }
  }
}

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

pgmcp in other clients

pgmcp MCP server