Vienna OS is an enterprise governance platform for autonomous AI agents. It sits between agent intent and execution, providing policy enforcement, approval workflows, and audit trails.

How does risk tiering work?

Vienna OS classifies actions into T0 (auto-approved), T1 (single approval), and T2 (multi-party approval) based on risk assessment policies you define.

Is Vienna OS compliant with regulations?

Yes, Vienna OS supports SOC 2, HIPAA, SEC, and EU AI Act compliance with appropriate policy configuration and audit trail retention.

Why Your AI Agents Need a Governance Layer (Before Something Goes Wrong)

The 3 AM Wake-Up Call That Changed Everything

Picture this: It's 3:17 AM on a Tuesday, and your phone starts buzzing with alerts. Your AI agent, the one you've been so proud of for optimizing cloud infrastructure costs, just decided to scale your Kubernetes cluster to 500 nodes. The monthly cost? $60,000. The reason? A traffic spike that lasted all of 90 seconds.

This isn't a hypothetical scenario. It happened to us six months ago, and it's what inspired the creation of Vienna OS, the governance platform we're open-sourcing today.

The Illusion of AI Safety

When most people think about AI safety, they picture guardrails: systems that filter outputs, detect harmful content, or prevent models from generating inappropriate responses. But it completely falls apart when AI agents can take autonomous actions in the physical world.

*Output-level safety (Guardrails):*

AI generates a response → Safety filter reviews → Approved response displayed

Timeline: Reactive (after generation)

Stakes: Reputation, user experience

*Execution-level governance (What we actually need):*

AI decides on action → Governance system evaluates → Action executed if approved

Timeline: Proactive (before execution)

Stakes: Business continuity, legal compliance, financial loss

Enter Execution Warrants

We call it execution warrants—a concept borrowed from law enforcement and adapted for autonomous systems.

Instead of AI agents executing actions directly, they submit execution intents to a governance control plane. This system validates, evaluates, classifies risk, and issues cryptographically signed warrants for approved actions.

The Four Risk Tiers

T0 (Minimal Risk) - Auto-approve

Health checks, read operations, status queries

T1 (Moderate Risk) - Single operator approval

Routine deployments, configuration changes

T2 (High Risk) - Multi-party approval + MFA

Financial transactions, data deletion, major infrastructure changes

T3 (Critical Risk) - Board-level approval

Actions that could impact business continuity

Real-World Impact: Six Months of Production Use

*Incidents Prevented:*

1 potential $60K infrastructure scaling error

3 unauthorized database modifications

5 financial transactions flagged for additional review

*Operational Metrics:*

99.7% uptime across all governed systems

<50ms added latency for T0/T1 actions

100% audit trail completeness for SOC 2 examination

Vienna OS is the governance layer agents answer to. Get started free →