Synthetic opinion · the US and 211 countries
Model how public reaction could move
Census and World Bank records seed thousands of synthetic residents. Claude reasons in character as each one, and the answers re-weight back to the real population. A simulation, not a poll — no people are surveyed.
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The atlas
51 U.S. jurisdictions · 211 countries · browse first, simulate on request
A model earns trust by showing the miss
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A question, sourced story, bill, or hypothetical scenario.
Deterministic geography plus bounded synthetic-persona reasoning.
Result, sources, version, limitations, and validation together.