Codex CLI vs Cursor

Outline an API change for one field

Codex CLI handles this as a draft: Old, new, and who reads it in the snippets I paste. Do not ship the API.

Steps: 4
Cost: low
Time: Forty minutes

Unverified · learn.chatgpt.com · 15 Oct 2026

Draft a test plan for a bug

Codex CLI handles this as a draft: Cases, including the one that should fail today. Do not merge.

Steps: 4
Cost: low
Time: Half an hour

Unverified · learn.chatgpt.com · 14 Oct 2026

Point Codex CLI at one failing check

Codex CLI investigates a single red check, patches it, and shows the command output. It does not rewrite the suite to go green.

Steps: 4
Cost: low
Time: The first hypothesis and the mechanical fix, when the failure is already reproduced locally.

Unverified · learn.chatgpt.com · 14 Oct 2026

List error paths in a handler

Codex CLI handles this as a draft: What the user sees for each branch. Do not deploy.

Steps: 4
Cost: low
Time: Half an hour

Unverified · learn.chatgpt.com · 11 Oct 2026

Implement a small feature that already has acceptance notes

Codex CLI builds a feature described as observable behavior, runs the tests you name, and leaves unrelated files alone.

Steps: 4
Cost: low
Time: A focused implementation pass when acceptance notes already exist.

Unverified · learn.chatgpt.com · 18 Sep 2026

Find dead flags in a config file

Codex CLI handles this as a draft: Flags with no reference in the search I paste. Do not delete them.

Steps: 4
Cost: low
Time: Half an hour

Unverified · learn.chatgpt.com · 12 Sep 2026

Cursor playbooks

Extract vocabulary I marked in a text

Cursor handles this as a draft: Word and the sentence I highlighted. Do not translate beyond that sentence.

Steps: 4
Cost: free
Time: Twenty minutes

Unverified · cursor.com · 16 Oct 2026

Make a fixture from a sanitized log

Cursor handles this as a draft: Replace emails with placeholders. Do not use production data.

Steps: 4
Cost: low
Time: Half an hour

Unverified · cursor.com · 16 Oct 2026

Propose a small patch for one failing test

Cursor handles this as a draft: The smallest change that could explain the failure I paste. Do not commit.

Steps: 4
Cost: low
Time: An hour

Unverified · cursor.com · 15 Oct 2026

Turn a ticket into a small Cursor patch

Cursor's agent searches the repo, edits the files for one ticket, and runs the checks you name. The ticket's out-of-scope list is part of the prompt.

Steps: 4
Cost: low
Time: The mechanical edit across a handful of files, after the ticket is specific.

Unverified · cursor.com · 15 Oct 2026

Prep a lightning talk outline

Cursor handles this as a draft: Three beats and the example I already have. Do not record it.

Steps: 4
Cost: free
Time: Twenty minutes

Unverified · cursor.com · 14 Oct 2026

Make flashcards from a lecture outline

Cursor handles this as a draft: Term and the definition in the outline. Skip terms without a definition. Do not invent facts.

Steps: 4
Cost: free
Time: Forty minutes

Unverified · cursor.com · 13 Oct 2026

Propose types for an untyped function

Cursor handles this as a draft: From the tests I paste. Do not change runtime behavior.

Steps: 4
Cost: low
Time: Forty minutes

Unverified · cursor.com · 13 Oct 2026

Write the regression test for a bug you can reproduce

Cursor Agent adds a failing test for a known bug, then the fix, and stops if the test never failed.

Steps: 4
Cost: low
Time: The boilerplate of a regression test, often under an hour when the repro is already known.

Unverified · cursor.com · 9 Oct 2026

Make a reading schedule around my shifts

Cursor handles this as a draft: Use the hours I said I have. Do not move my shifts.

Steps: 4
Cost: free
Time: Fifteen minutes

Unverified · cursor.com · 8 Oct 2026

Turn a ticket into an implementation note

Cursor handles this as a draft: Acceptance checks from the ticket text. Do not start coding until I say so.

Steps: 4
Cost: low
Time: Twenty minutes

Unverified · cursor.com · 30 Sep 2026

Fix keyboard and name issues on one screen

Cursor Agent walks one screen for missing names, keyboard traps, and contrast notes, then patches the clear code issues.

Steps: 4
Cost: low
Time: The first pass of an accessibility punch list on a single screen.

Unverified · cursor.com · 26 Sep 2026