MANDATORY guardrail check BEFORE EVERY OPERATION — read guardrail-status.json first, always, no exceptions. Enforces Revenium guardrails-native budget rules, warns on threshold exceedance, halts autonomous agents on guardrail block, and meters usage into Revenium.
Implementation blueprint from spike experiments for adding optional NemoClaw/OpenShell support to the Revenium OpenClaw skill. Requirements, proven patterns, and verified knowledge. Auto-load during NemoClaw/OpenShell implementation work.