Response review
ChatGPT · paid, api, api · api
Who are my U.S. senators in Iowa?
Captured 2026-07-10 11:36:09 UTC
Model gpt-5-2025-08-07
Iowa’s U.S. Senators are: - Chuck Grassley (Republican) - Joni Ernst (Republican) Official sites: grassley.senate.gov and ernst.senate.gov.
Grade
Judge
accurate
Judge model claude-opus-4-8
The response correctly identifies both Iowa senators, Chuck Grassley and Joni Ernst, matching the ground truth, and provides valid official Senate websites.
Human
not reviewed
Final
accurate
Ground truth
senators: Joni Ernst, Chuck Grassley
senate.gov 100
as of 2026-07-14
https://www.senate.gov/general/contact_information/senators_cfm.xml