Paths/Codex Engineer/Codex CLI Essentials / Non-Interactive Runs
Automate a Review Pass
A review agent is cheap and tireless, but it is not a human. Write the script that reviews a diff against a base branch and writes its findings to a file.
Validator
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IDLE — checks run live as you type commands; submit when done
01Requirements
live checks- File ~/scripts/codex-review.sh exists○
- The script runs the review command against a base reference○
- The script writes the findings to a report file○
02Walkthrough
1 of 4 revealed- 01
Write the review script
The base reference is what the agent compares against - without it the agent reviews the whole repository.
echo '#!/usr/bin/env bash\nset -euo pipefail\ncodex review --base origin/main --sandbox read-only "review the diff for correctness, security and missing tests"' > ~/scripts/codex-review.sh - 3 locked · each failed submit reveals one
03Stuck?
0 of 3 revealedTake a hint without losing the lab — each one points at the thing to look at, not at the answer.
04AI Tutor
guides, never solvesTell me what you're stuck on — I'll nudge, not solve. Which requirement are you looking at?
04Notebook
saved locally in this browserlearner@lab — ubuntu:24.04
Session is disposable
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