Tag: Comparison

BY eric

Jun 13, 2026

The Coding Agent Shootout and the Best Harness We Could Not Read

After reading the source of five open coding agents — OpenAI's Codex, Pi, OpenCode, Kimi Code and Gemini CLI — here is how they actually stack up, strengths and weaknesses, which one wins, and why the best harness of all belongs to a tool we deliberately left out of the code study: Claude Code.