Sol 6 agent runs autonomously for 13 hours, ships 46 alphas, starts browser testing

gregmushen · x · 2026-09-23

Greg Mushen let Sol 6 run autonomously toward a goal: 13 hours in, it had iterated through 46 alpha versions and moved on to browser testing on its own. He says the model is "very good at goals," plans to let it run overnight, and expects to blow through his 20x usage tier. A first-hand account of long-horizon agentic coding.

Related event: Dev lets Sol 6 model run autonomously overnight, iterating 46 versions in 13 hours(3 posts)→

Original post →

More from coding & agent

coding & agent channel →