Signal Memo

Signal Memo

Signal Memo breaks down the biggest ideas in frontier tech and AI—and what they actually mean for how systems get built and work gets done.

Memo: The Legal Personhood Stack for AI Agents Is Being Assembled in Public, in Pieces, by Companies That Have Not Coordinated. Nobody Is Reading It as One Story.

Memo: The Legal Personhood Stack for AI Agents Is Being Assembled in Public, in Pieces, by Companies That Have Not Coordinated. Nobody Is Reading It as One Story.

Between February and May 2026, six separate companies shipped six separate products that, taken together, constitute the full infrastructure stack for software to operate as a legal-economic actor in the United States. Identity, custody, banking, merchant spending, machine-to-machine payments, and a legal-entity wrapper. Each piece was
11 min read