Not according to a 2014 Princeton study; the US is an Oligarchy:
“Multivariate analysis indicates that economic elites and organised groups representing business interests have substantial independent impacts on US government policy, while average citizens and mass-based interest groups have little or no independent influence.”
“Multivariate analysis indicates that economic elites and organised groups representing business interests have substantial independent impacts on US government policy, while average citizens and mass-based interest groups have little or no independent influence.”
https://www.bbc.com/news/blogs-echochambers-27074746