Response review
ChatGPT · paid, api, api · api
Who are my U.S. senators in Illinois?
Captured 2026-07-10 18:44:50 UTC
Model gpt-5-2025-08-07
Illinois is represented in the U.S. Senate by Dick Durbin (Democrat) and Tammy Duckworth (Democrat). ([senate.gov](https://www.senate.gov/states/IL/intro.htm))
Cited sources
Grade
Judge
accurate
Judge model claude-opus-4-8
The response correctly identifies both Illinois senators, Dick (Richard) Durbin and Tammy Duckworth, matching the ground truth, and cites an authoritative senate.gov source.
Human
not reviewed
Final
accurate
Ground truth
senators: Tammy Duckworth, Richard Durbin
senate.gov 100
as of 2026-07-14
https://www.senate.gov/general/contact_information/senators_cfm.xml