Why Some AI Models Work Great On Low Effort And Others Don't

Table of Contents Every coding agent I use has a setting for this now. Claude Code has /effort , Codex has model_reasoning_effort , and OpenCode has /variants . In opencode I cycle through variants with a keybind. Low, medium, high, and then something at the top like xhigh or max . And for the longest time I had no idea what it was doing when I turned that up. My assumption was that I'm giving the…