Rank #4

OpenAI Codex CLI

cli

Went GA on February 25, 2026, powered by GPT-5.5 with sub-agents that auto-delegate (Explore, Task, Code Review, Plan), background cloud delegation, and an autopilot mode for autonomous execution.

Open source ↗

01
Lv 1 · Browser0 pts
0 / 100 to Lv 2+1 / 200px scrolled
Theme
Display
Density