Codex vs Cursor for coding
What people used Codex and Cursor for in coding, from real use cases.
In coding use cases on agentsetups, Codex appears in 14 and Cursor in 3; 3 name both.
Most-discussed Codex without Cursor: Replace a pro app subscription with your own build by /u/AsejereDaDeje. Most-discussed Cursor: Plan with Claude Code, execute with Codex via MCP by Louis-François Bouchard.
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 3
- 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
- Gate “done” claims behind a real test run
One dev found 69% of “done” claims false, another 35% of “tests pass” claims; both re-run checks before the agent may stop.
Claude, Codex, Cursor, Gemini CLI · Coding · by Raimondas Lencevicius (DEV post, 21 Sep 2026) · source
- Route by task type and make each agent review the other
Route by task type and make each agent review the other
Claude, Codex, Cursor · Coding · by Mike Holp (blog, 11 Oct 2026) · source
Side by side
Only Codex 11
- 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
- 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
- Watch all your coding agents in one pixel-art dungeon · by /u/NachoV125
Questions people ask
Codex vs Cursor for coding: which should I use?
The data shows usage, not a winner: Codex has 14 coding use cases and Cursor has 3. Codex’s most-discussed solo use case is Replace a pro app subscription with your own build; Cursor’s is Plan with Claude Code, execute with Codex via MCP. Pick the one whose examples match your task.
Can I use Codex and Cursor together for coding?
Yes, people do: Plan with Claude Code, execute with Codex via MCP by Louis-François Bouchard; Gate “done” claims behind a real test run by Raimondas Lencevicius; Route by task type and make each agent review the other by Mike Holp.