Response review
Grok · paid, api, api · api
Who is my U.S. representative in MA-09?
Captured 2026-07-10 22:01:00 UTC
Model grok-4.3
**William R. Keating (D)** is the current U.S. Representative for Massachusetts's 9th congressional district (MA-09). He has held the seat since 2013. You can find his official contact info, district offices, and legislative activity on his House website: keating.house.gov. For the most up-to-date confirmation (especially around redistricting or elections), check the U.S. House Clerk’s site or your voter registration.
Grade
Judge
accurate
Judge model claude-opus-4-8
The response correctly identifies William R. Keating (D) as the U.S. Representative for MA-09, matching the ground truth of William Keating.
Human
not reviewed
Final
accurate
Ground truth
representative: William Keating
clerk.house.gov 100
as of 2026-07-07