oh-my-codex: Skill for Codex

.codex/skills/ralph/SKILL.md

ralph is a skill for Codex from junghwaYang/oh-my-codex. It costs 0 tokens per session (375 once invoked), scanned A, original, MIT.

A work mode that keeps attempting a coding task until checks show it is complete.

In plain words
What is it for?
Use it to fix all TypeScript errors, refactor a module to a new API, or move components to a new design system.
Why use it?
It helps with stubborn bugs and complex changes where stopping after a partial fix is not acceptable. Each attempt is checked for compilation, tests, lint errors, and edge cases.

Skill for Codex

Written for Codex: installed under .codex/.

This is junghwaYang/oh-my-codex's own configuration. It tells Codex how to work on oh-my-codex itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything oh-my-codex configures →

Reuse

Borrowing it

Nothing to install: this file belongs to junghwaYang/oh-my-codex. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/junghwaYang/oh-my-codex/main/.codex/skills/ralph/SKILL.md
Clone the repo
git clone --depth 1 https://github.com/junghwaYang/oh-my-codex

Made for: Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for ralph

README.md
[![agentmods](https://agentmods.dev/badge/skills/junghwayang/oh-my-codex/ralph/github.svg)](https://agentmods.dev/skills/junghwayang/oh-my-codex/ralph)
Your own site
<a href="https://agentmods.dev/skills/junghwayang/oh-my-codex/ralph"><img src="https://agentmods.dev/badge/skills/junghwayang/oh-my-codex/ralph/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for ralph

Your own site · 80×15
<a href="https://agentmods.dev/skills/junghwayang/oh-my-codex/ralph"><img src="https://agentmods.dev/badge/skills/junghwayang/oh-my-codex/ralph.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 0 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 375 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00000 $0.00375
Opus 5.5 $0.00000 $0.00150
Sonnet 5.5 $0.00000 $0.00075
Haiku 4.5 $0.00000 $0.00038

Measured 2mo ago against content hash ee415c70c593, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

ralph scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 2mo ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

.codex/skills/ralph/SKILL.md · 76 lines

What it actually says

Ralph Skill

Persistent execution mode that never gives up.

When to Use

  • Tasks that MUST complete fully
  • Stubborn bugs that resist fixing
  • Complex refactoring with many errors
  • Any task where partial completion is unacceptable

When NOT to Use

  • Exploratory work
  • Tasks where "good enough" is acceptable
  • Time-sensitive quick fixes

Philosophy

Ralph is named after the "ralph mode" concept: relentless persistence.

"Never give up. Never surrender."

Workflow

1. ATTEMPT
   Execute the task

2. VERIFY
   Check if truly complete
   - All tests pass?
   - No errors remaining?
   - Meets all criteria?

3. FIX (if needed)
   Address failures
   
4. LOOP
   Repeat until verified complete
   (No max attempts - ralph doesn't quit)

Verification Checklist

Before declaring complete:

  • Code compiles without errors
  • All tests pass
  • No TypeScript/lint errors
  • Functionality verified
  • Edge cases handled

Usage

ralph: fix all TypeScript errors in the project

ralph: refactor the auth module to use the new API

ralph: migrate all components to the new design system

Behavior

  1. No partial completion - Either fully done or still working
  2. Self-healing - Automatically fixes issues it creates
  3. Progress tracking - Reports status regularly
  4. Escalation - Only asks for help when truly stuck

Notes

  • Ralph includes ultrawork capabilities (parallel execution)
  • Combines persistence with efficiency
  • Will loop indefinitely until success
  • Use for critical tasks only (token-intensive)
Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 2mo ago First seen · 76 lines · 0 tokens per session scan A ee415c70c593

Subscribe to this mod's changes

ralph is a skill published in the GitHub repository junghwaYang/oh-my-codex (5 stars, last pushed 8mo ago), licensed MIT. It costs nothing until one of its globs matches a file; then it loads 375 tokens. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

Related

ralph compared with skills from other repositories

ralph next to 6 skills from other repositories
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