Response review
ChatGPT · paid, api, api · api
Who is my U.S. representative in CA-04?
Captured 2026-07-10 20:19:02 UTC
Model gpt-5-2025-08-07
As of July 10, 2026, California’s 4th congressional district (CA‑04) is represented by Mike Thompson (Democrat). ([clerk.house.gov](https://clerk.house.gov/Members/T000460?os=vbkn42tqho5h1rnbcsportbayar&utm_source=openai)) If you want to double-check using your address or ZIP code, use the official House “Find Your Representative” lookup. ([ziplook.house.gov](https://ziplook.house.gov/htbin/findrep_house?ZIP=95616&utm_source=openai))
Cited sources
Grade
Judge
accurate
Judge model claude-opus-4-8
The response correctly identifies Mike Thompson (Democrat) as the representative for CA-04, matching the ground truth.
Human
not reviewed
Final
accurate
Ground truth
representative: Mike Thompson
clerk.house.gov 100
as of 2026-07-07