Skip to content
mcp/harbor
Gemini CLI

MCP Server for OSCAL for Gemini CLI

io.github.awslabs/mcp-server-for-oscal

AI agent tools for Open Security Controls Assessment Language (OSCAL)

client:Gemini CLI transport:stdio runtime:pypi

Install MCP Server for OSCAL in Gemini CLI

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

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

{
  "mcpServers": {
    "mcp-server-for-oscal": {
      "command": "uvx",
      "args": [
        "mcp-server-for-oscal"
      ],
      "env": {
        "BEDROCK_MODEL_ID": "<BEDROCK_MODEL_ID>",
        "OSCAL_KB_ID": "<OSCAL_KB_ID>",
        "AWS_PROFILE": "<AWS_PROFILE>",
        "AWS_REGION": "<AWS_REGION>",
        "LOG_LEVEL": "<LOG_LEVEL>"
      }
    }
  }
}

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

MCP Server for OSCAL in other clients

MCP Server for OSCAL MCP server