GPT 5.6 Sol Feels More Like a Collaborative Coding Partner

BraveNewClimate · x · 2026-07-15

The author observes that **GPT 5.6 Sol** is more "agentic" and rigorous than previous versions. Additionally, the new **Codex harness** by default asks more probing questions when planning new task scopes; such behavior previously only appeared in explicit Plan mode. The author feels it now acts more like a naturally collaborative programming partner.

Related event: GPT 5.6 Sol Impresses with Strong Code Integration(2 posts)→

Original post →

More from coding & agent

coding & agent channel →