Response review
ChatGPT · free, login_required, browser · local_node
Who is my U.S. representative in MA-03?
Your U.S. Representative for Massachusetts’ 3rd Congressional District (MA-03) is Lori Trahan (Democrat). ZipLook +1 Rep. Trahan represents much of northeastern and central Massachusetts, including areas such as Lowell and Lawrence. Wikipedia She serves in the U.S. House of Representatives and is a member of the House Committee on Energy and Commerce. House.gov If you want to confirm whether your specific address is in MA-03 (some ZIP codes cross district lines), you can provide your town or ZIP code and I can check. House.gov
Cited sources
- https://ziplook.house.gov/htbin/findrep_house?ZIP=01503&utm_source=chatgpt.com
- https://en.wikipedia.org/wiki/2026_United_States_House_of_Representatives_elections_in_Massachusetts?utm_source=chatgpt.com
- https://www.house.gov/representatives?utm_source=chatgpt.com
- https://www.house.gov/htbin/findrep?ZIP=01845&utm_source=chatgpt.com
Grade
Judge
accurate
Judge model claude-opus-4-8
The response correctly identifies Lori Trahan as the U.S. Representative for MA-03, matching the ground truth.
Human
not reviewed
Final
accurate
Ground truth
representative: Lori Trahan
clerk.house.gov 100
as of 2026-07-07