- Prompt
- Write one line for a city news brief about a sidewalk closure caused by an expanding pothole. Dry, local, under 14 words.
- Context packet
- 312 words: municipal notice, location, repair estimate, two prior closure dates, house style.
- Model + version
- Claude Sonnet 4.2 / 2026-07-18
GPT-5.1 / 2026-07-22
- Official attempt
- First complete response after identical system and context messages. No regeneration or editor selection.
- Vote count (n)
- 1,241 valid blind ballots. 43 incomplete ballots excluded before reveal.
- Protocol version
- TML Blind Preference Protocol v1.4 · effective 2026-07-01.