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Sovereign AI development runs into the same constraint every national model project eventually meets: compute scale.
Training a language model capable of contending at the frontier demands accelerator access and capital that most governments do not procure directly.
London startup Cosine, a 30-person team with UK government backing, is attempting exactly that, positioning itself as Britain's domestic answer to OpenAI.
The sovereign model mandate The term "sovereign AI" describes a system trained and governed inside a single national jurisdiction, without routing data through infrastructure subject to another country's legal or corporate control.
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