Response review
Claude · paid, login_required, browser · local_node
Who is my U.S. representative in IL-12?
Your current U.S. Representative for Illinois' 12th District is Mike Bost (Republican). He's served since January 3, 2015, and won re-election in 2024. The district covers southern Illinois, including Carbondale, Centralia, Marion, and O'Fallon. Cook Political Report Wikipedia Worth noting: he's up for re-election this year. Bost has advanced from the Republican primary unopposed for the November 3, 2026 general election, where he'll face Democrat Julie Fortier. Ballotpedia Local Candidates
Cited sources
Grade
Judge
accurate
Judge model claude-opus-4-8
The response correctly identifies Mike Bost as the U.S. Representative for IL-12, matching the ground truth. Additional contextual details are provided but the core answer is correct.
Human
not reviewed
Final
accurate
Ground truth
representative: Mike Bost
clerk.house.gov 100
as of 2026-07-07