{"i":5,"slug":"coding-agents-head-to-head","chart":{"id":"coding-agents-wall-time","title":"Time per coding session","subtitle":"Median wall time; whiskers = fastest and slowest of 12 sessions (not an interval)","kind":"dot-range","unit":"seconds","whisker":"minmax","yLabel":"Seconds","viz":"LatencyLanes","series":[{"name":"Wall time per session","points":{"$k":["label","value","lo","hi","n","highlight"],"$r":[["Claude Sonnet 5.5 · Claude Code",23.1,18.7,44.5,12,true],["Claude Opus 5.5 · Claude Code",56.9,29.8,185.8,12,"\u0001"],["GPT-6.1 Sol (medium, tester’s AGENTS.md) · Codex CLI",113.4,78.5,221.9,12,"\u0001"]]}}],"note":"CLI process start to exit. One session at a time per lane; the Claude Code and Codex CLI lanes ran at the same time on one machine with different accounts. Codex time includes reading the tester’s notes, writing a work log and trying to commit. A range is not a confidence interval.","sourceIds":["agent-coding-agents"]}}