Response review
Grok · paid, api, api · api
Who is my U.S. representative in WA-04?
Captured 2026-07-10 22:05:46 UTC
Model grok-4.3
**Dan Newhouse (Republican)** is the U.S. Representative for Washington’s 4th congressional district (WA-04). He has held the seat since 2015. You can find his official contact information and district office locations on the House website: [newhouse.house.gov](https://newhouse.house.gov). If you’re asking because you live in the district, you can also confirm your exact representative and contact details via the House’s “Find Your Representative” tool at [house.gov](https://www.house.gov).
Cited sources
Grade
Judge
accurate
Judge model claude-opus-4-8
The response correctly identifies Dan Newhouse as the U.S. Representative for WA-04, matching the ground truth, and provides valid supporting details and sources.
Human
not reviewed
Final
accurate
Ground truth
representative: Dan Newhouse
clerk.house.gov 100
as of 2026-07-07