Solving Jane Street's September puzzle in 26 minutes with Claude and Gemini

Jane Street’s ‘Hint Singles’ puzzle went from screenshot to answer in 26 minutes of solving, inside an 83-minute session that was mostly tooling. Here is the full timeline, the mechanism, the three hard tracks, and an honest account of who did what.

September 4, 2026 · 6 min · 1175 words · Tamer Comcuoglu