Comparisons / OpenAI Codex vs Zed
AI coding tools · HN opinions Nov 2025 – Nov 2026
OpenAI Codex vs Zed: what developers actually say
Based on 2,470 opinions on Hacker News from developers who discussed these two, most of them first-hand users.
Codex leads on volume and approval: 2013 opinions from 1386 authors at 69% approval, against 457 opinions from 378 authors at 59% for Zed. Codex also posts stronger aspect counts where both have data, including code quality at 343 positive versus 116 negative and autonomy at 169 versus 46. Both draw more reliability complaints than praise: Codex 112 positive and 127 negative, Zed 16 and 32. No comment in the data directly compares the two, and they serve different jobs, so pick Codex for terminal agent work and Zed for an editor with fast UX.
Choose OpenAI Codex if
- Want a terminal agent with 2013 opinions behind it
- Weight autonomy and code quality over reliability
- Can work within subscription usage limits
Choose Zed if
- Want an editor with high speed and UX counts
- Care more about editing flow than agent autonomy
- Can tolerate reliability complaints while the editor matures
Where each one wins and loses
PraiseComplaintsA = OpenAI CodexB = Zed
Code quality
Reliability
Cost & pricing
UX
Autonomy
Usage limits
Speed
Customization