pudo-plan

pudo-plan is a skill for Claude Code from DongDuong2001/pudo-code-system. It costs 66 tokens per session (259 once invoked), scanned A, original, MIT.

A planning workflow that turns a coding request into a short card covering the goal, boundaries, success checks, risks, and steps. It stops for approval when the work is risky or unclear.

In plain words
What is it for?
Use it to plan a non-trivial feature, bug fix, or refactor before implementation.
Why use it?
It reduces accidental scope growth and makes the intended result testable before code changes start. It also calls out destructive actions and unknowns early.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin.

Part of the pudo plugin — 4 skills, 3 hooks shipped together

Good fit Use it to plan a non-trivial feature, bug fix, or refactor before implementation.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/dongduong2001/pudo-code-system/pudo-plan
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add DongDuong2001/pudo-code-system --skill pudo-plan
Clone the repo
git clone --depth 1 https://github.com/DongDuong2001/pudo-code-system

Made for: Claude Code.

Or install pudo, the plugin that ships this one along with the rest of its 4 skills, 3 hooks.

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 pudo-plan

README.md
[![agentmods](https://agentmods.dev/badge/skills/dongduong2001/pudo-code-system/pudo-plan/github.svg)](https://agentmods.dev/skills/dongduong2001/pudo-code-system/pudo-plan)
Your own site
<a href="https://agentmods.dev/skills/dongduong2001/pudo-code-system/pudo-plan"><img src="https://agentmods.dev/badge/skills/dongduong2001/pudo-code-system/pudo-plan/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 pudo-plan

Your own site · 80×15
<a href="https://agentmods.dev/skills/dongduong2001/pudo-code-system/pudo-plan"><img src="https://agentmods.dev/badge/skills/dongduong2001/pudo-code-system/pudo-plan.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 66 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 259 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 $0.00066 $0.00259
Opus 5.5 $0.00026 $0.00104
Sonnet 5.5 $0.00013 $0.00052
Haiku 4.5 $0.00007 $0.00026

Measured 3d ago against content hash 96aa3cd78296, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

pudo-plan 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 3d 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.

claude/plugin/skills/pudo-plan/SKILL.md · 28 lines

What it actually says

PUDO Plan

Read the request and the files it touches first. Then reply with this card and stop for approval when the work is risky or unclear:

Goal:              one sentence, in the user's terms
Scope:             files and behaviour that change
Out of scope:      what you will not touch
Success criteria:  checks that prove it works (tests, commands, observable result)
Risks:             data loss, breaking callers, security, unknowns
Steps:             3-7 small steps, each verifiable

Rules:

  • Every success criterion must be checkable by a command or an observable result. "Works well" is not one.
  • Name the smallest version that does the core job. List anything bigger as a follow-up, not a step.
  • If a step deletes or overwrites data, say so in Risks and ask first.
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. 3d ago First seen · 28 lines · 66 tokens per session scan A 96aa3cd78296

Subscribe to this mod's changes

pudo-plan is a skill published in the GitHub repository DongDuong2001/pudo-code-system (5 stars, last pushed 4d ago), licensed MIT. It adds 66 tokens to every session and 259 once invoked, about $0.0003 per session on Opus 5.5. 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 2026-10-24.

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