AI survey responses from 2 different models disagree on abortion legalization
% who say abortion should be …
Note: Figures for U.S. adults may differ slightly from those previously published by the Center because they are based on a subset of respondents to the original survey.
Source: Survey of U.S. adults and “digital twins” synthetic analysis using models set to low reasoning with extended profile information and expert reflection. Survey was conducted Jan. 20-26, 2026 (replicated March 2-3 with OpenAI GPT-5.1; and replicated March 9-12 and April 7-10 with Claude Opus 4.6).
“Can AI Stand In for Human Survey-Takers? Not Really”
“Can AI Stand In for Human Survey-Takers? Not Really”
PEW RESEARCH CENTER
AI survey responses from 2 different models disagree on abortion legalization
% who say abortion should be …
| Mode | Legal in all cases | Legal in most cases | Illegal in most cases | Illegal in all cases | NET Legal | NET Illegal |
|---|---|---|---|---|---|---|
| U.S. adults | 23 | 37 | 28 | 11 | 60 | 39 |
| GPT Synthetic respondents | 16 | 32 | 49 | 4 | 48 | 53 |
| Opus Synthetic respondents | 13 | 49 | 37 | 0 | 62 | 37 |
Note: Figures for U.S. adults may differ slightly from those previously published by the Center because they are based on a subset of respondents to the original survey.
Source: Survey of U.S. adults and “digital twins” synthetic analysis using models set to low reasoning with extended profile information and expert reflection. Survey was conducted Jan. 20-26, 2026 (replicated March 2-3 with OpenAI GPT-5.1; and replicated March 9-12 and April 7-10 with Claude Opus 4.6).
“Can AI Stand In for Human Survey-Takers? Not Really”
“Can AI Stand In for Human Survey-Takers? Not Really”
PEW RESEARCH CENTER
