Nexart SDK + CLI are free. The Canonical Node is where certification happens: deterministic execution, canonical outputs, and verifiable audit trails. Plans: • Free — 100 certified runs/month • Pro — 5,000 runs for $6k/year • Scale — 50,000 runs for $18k/year • Enterprise — unlimited, from $50k/year Built for fintech, simulations, AI pipelines, and anything auditors will ask questions about.