Systematic Debugging Codex Skill
Use when encountering any bug, test failure, or unexpected behavior, before proposing fixes.
What it adds
Use when encountering any bug, test failure, or unexpected behavior, before proposing fixes
developer workflow
Get set up
- "Quick fix for now, investigate later"
- "Just try changing X and see if it works"
- "Add multiple changes, run tests"
- "Skip the test, I'll manually verify"
- "It's probably X, let me fix that"
Before you install
Compatibility & limitations
Documented for ChatGPT desktop app, Codex CLI, ChatGPT web
Cursor: Not confirmed for Cursor.
This listing is based on source documentation. We have not installed or runtime-tested this asset.
How it fits together
Verification Before Completion · SkillUse when about to claim work is complete, fixed, or passing, before committing or creating PRs - requires running verification commands and...Subagent Driven Development · SkillUse when executing implementation plans with independent tasks in the current session.Finishing a Development Branch · SkillUse when implementation is complete, all tests pass, and you need to decide how to integrate the work.Fetch · MCP serverA Model Context Protocol server that provides web content fetching capabilities.Filesystem · MCP serverNode.js server implementing Model Context Protocol (MCP) for filesystem operations.Memory · MCP serverA basic implementation of persistent memory using a local knowledge graph. This lets Claude remember information about the user across chats.Sources & provenance
Reviewed 2026-09-20. Source revision: main (mutable; commit not pinned).