Sovereignty Stack Composer

Pick a provider category per layer. The four metrics quantify your foreign-jurisdiction exposure, vendor concentration, switching cost, and proprietary lock-in.

Identity & access
Data platform
AI inference
Compute
Storage
Network / CDN
Hyperscaler Sovereign On-prem Portable
Annual infrastructure spend

Used to estimate switching cost off the dominant vendor. Switching cost weighting follows lock-in × layer importance.

Foreign exposure — share under non-domestic jurisdiction
Vendor concentration — largest single category share
Exit cost (one-off) — est. one-off switching cost off dominant
Sovereignty score — 100 = fully portable / domestic

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