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mcp/harbor
Gemini CLI

Data Prism for Gemini CLI

io.github.aindriub/data-prism

Fail-closed privacy layer that pseudonymises enterprise API data for LLM agents and MCP clients.

client:Gemini CLI transport:stdio runtime:oci

Install Data Prism 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": {
    "data-prism": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "ghcr.io/aindriub/data-prism-server:0.3.1"
      ],
      "env": {
        "LOADER_PATH": "<LOADER_PATH>",
        "DATAPRISM_SECURITY_JWT_ISSUER": "<DATAPRISM_SECURITY_JWT_ISSUER>",
        "DATAPRISM_SECURITY_JWT_AUDIENCE": "<DATAPRISM_SECURITY_JWT_AUDIENCE>",
        "DATAPRISM_SECURITY_JWT_JWK_SET_URI": "<DATAPRISM_SECURITY_JWT_JWK_SET_URI>",
        "DATAPRISM_SECURITY_JWT_ISSUER_DISCOVERY_URI": "<DATAPRISM_SECURITY_JWT_ISSUER_DISCOVERY_URI>",
        "DATAPRISM_SECURITY_CALLER_CLAIMS_PRINCIPAL": "<DATAPRISM_SECURITY_CALLER_CLAIMS_PRINCIPAL>",
        "DATAPRISM_SECURITY_CALLER_CLAIMS_ROLES": "<DATAPRISM_SECURITY_CALLER_CLAIMS_ROLES>",
        "DATAPRISM_SECURITY_CALLER_CLAIMS_INVESTIGATION": "<DATAPRISM_SECURITY_CALLER_CLAIMS_INVESTIGATION>",
        "DATAPRISM_SECURITY_POLICY_PURPOSES": "<DATAPRISM_SECURITY_POLICY_PURPOSES>",
        "DATAPRISM_SECURITYPOLICY_ROLES_INVESTIGATOR": "<DATAPRISM_SECURITYPOLICY_ROLES_INVESTIGATOR>",
        "DATAPRISM_PRIVACY_PROFILE": "<DATAPRISM_PRIVACY_PROFILE>",
        "DATAPRISM_PRIVACY_SCOPE_LIFETIME": "<DATAPRISM_PRIVACY_SCOPE_LIFETIME>",
        "DATAPRISM_PRIVACY_HMAC_KEY_KEY_ID": "<DATAPRISM_PRIVACY_HMAC_KEY_KEY_ID>",
        "DATAPRISM_PRIVACY_HMAC_KEY_ENVIRONMENT_VARIABLE": "<DATAPRISM_PRIVACY_HMAC_KEY_ENVIRONMENT_VARIABLE>",
        "DATAPRISM_PRIVACY_HMAC_KEY_PROVIDER_REFERENCE": "<DATAPRISM_PRIVACY_HMAC_KEY_PROVIDER_REFERENCE>",
        "DATAPRISM_AUDIT_SINK": "<DATAPRISM_AUDIT_SINK>",
        "DATAPRISM_AUDIT_WRITER_ID": "<DATAPRISM_AUDIT_WRITER_ID>",
        "DATAPRISM_AUDIT_FILE_PATH": "<DATAPRISM_AUDIT_FILE_PATH>",
        "DATAPRISM_METRICS_SINK": "<DATAPRISM_METRICS_SINK>",
        "DATAPRISM_HAZELCAST_TOPOLOGY": "<DATAPRISM_HAZELCAST_TOPOLOGY>",
        "DATAPRISM_SOURCES_CUSTOMER_BASE_URL": "<DATAPRISM_SOURCES_CUSTOMER_BASE_URL>",
        "DATAPRISM_SOURCES_CUSTOMER_TIMEOUT": "<DATAPRISM_SOURCES_CUSTOMER_TIMEOUT>"
      }
    }
  }
}

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

Data Prism in other clients

Data Prism MCP server