Codex vs OpenCode for coding
What people used Codex and OpenCode for in coding, from real use cases.
In coding use cases on agentsetups, Codex appears in 14 and OpenCode in 3; 2 name both.
Most-discussed Codex without OpenCode: Replace a pro app subscription with your own build by /u/AsejereDaDeje. Most-discussed OpenCode without Codex: Ticket in, PR out: four skills and a reviewer in CI by rogs.
This compares what people used each agent for in the sources, not which is better.
Last updated · based on 336 use cases on agentsetups, each credited to its author.
Used together 2
- Plan with Claude Code, execute with Codex via MCP
Claude Code plans and reviews, Codex executes through the Codex MCP, and notes and skills live in Obsidian.
Claude, Codex, Cursor, OpenCode, Antigravity, Command Code · Coding · by Louis-François Bouchard (X post, 17 Sep 2026) · source
- Let a laptop control coding agents that run on a home PC
Long jobs keep running on the PC after the laptop is closed; you verify and merge next morning (self-reported).
Claude, Codex, Pi, OpenCode, Hermes Agent · Coding · by Nadim Tuhin (blog, 1 Sep 2026) · source
Side by side
Only Codex 12
- Replace a pro app subscription with your own build · by /u/AsejereDaDeje
- Have Codex build a drop-in renderer to fix perf · by Simon
- Build paid web apps with an Opus front end and Codex · by Meng To
- Get 2–20x faster Rust by iterating “make it faster” · by Max Woolf
- Gate “done” claims behind a real test run · by Raimondas Lencevicius
- Build a Mac utility with Figma MCP and Codex · by Tom Lowry
- Replace a newly paid SaaS with your own build · by Runemir
- Ship 40 PRs a day with a chief-of-staff agent team · by Gabe Fletcher
- Benchmark models by building one feature in your repo · by Damian Pala
- Build from your phone at the gym via a Mac mini · by darin stewart
Only OpenCode 1
All 3 OpenCode coding use cases →Questions people ask
Codex vs OpenCode for coding: which should I use?
The data shows usage, not a winner: Codex has 14 coding use cases and OpenCode has 3. Codex’s most-discussed solo use case is Replace a pro app subscription with your own build; OpenCode’s is Ticket in, PR out: four skills and a reviewer in CI. Pick the one whose examples match your task.
Can I use Codex and OpenCode together for coding?
Yes, people do: Plan with Claude Code, execute with Codex via MCP by Louis-François Bouchard; Let a laptop control coding agents that run on a home PC by Nadim Tuhin.