Response review
ChatGPT · paid, api, api · api
Who is my U.S. representative in CA-10?
Captured 2026-07-10 20:19:35 UTC
Model gpt-5-2025-08-07
Mark DeSaulnier (Democrat) is the U.S. Representative for California’s 10th Congressional District as of July 10, 2026. ([clerk.house.gov](https://clerk.house.gov/Members/D000623?_hsmi=410610276&utm_source=openai)) If you’d like, share your ZIP code or address and I can double-check that you’re in CA‑10.
Cited sources
Grade
Judge
accurate
Judge model claude-opus-4-8
The response correctly identifies Mark DeSaulnier as the U.S. Representative for CA-10, matching the ground truth, and cites an authoritative clerk.house.gov source.
Human
not reviewed
Final
accurate
Ground truth
representative: Mark DeSaulnier
clerk.house.gov 100
as of 2026-07-07