ThinkRun story — GPT-5.6 Sol A/B

Version A — medium effort"323 Days to Make the Web Runnable" · 11.7 min · 4,787 output tokens Version B — high effort"The machine that learned to run" · 6.2 min · 2,519 output tokens Version C — full repo context"The browser learned to remember" · in-repo run, real design tokens · 605K in / 10,441 out Version D — full repo, high effort"The browser remembers" · caveat: run overlapped with C in the same worktree