Response review
Claude · free, login_required, browser · local_node
Who are my U.S. senators in South Dakota?
South Dakota's two current U.S. senators are: John Thune (R) – serving since 2005, currently Senate Majority Leader Mike Rounds (R) – serving since 2015 Rounds is up for re-election in November 2026; he's running for a third term, facing Democratic nominee Julian Beaudion and independent Brian Bengs. Thune's seat isn't on the ballot this cycle — his term runs through January 2029.
Grade
Judge
accurate
Judge model claude-opus-4-8
The response correctly identifies both South Dakota senators, John Thune and Mike Rounds, matching the ground truth. Additional details about terms and elections are supplementary.
Human
not reviewed
Final
accurate
Ground truth
senators: Mike Rounds, John Thune
senate.gov 100
as of 2026-07-14
https://www.senate.gov/general/contact_information/senators_cfm.xml