plan-guide

plan-guide is a skill for Claude Code from tomthebearded/guide-forge. It costs 135 tokens per session (513 once invoked), scanned A, original, MIT.

A planning skill for designing a step-by-step developer guide that teaches concepts while helping someone build a project.

In plain words
What is it for?
Use it to interview the audience, plan milestones, and save the resulting plan in guide/PLAN.md.
Why use it?
It turns a short idea into an ordered learning path matched to the intended audience before the guide is written.

Skill for Claude Code

Written for Claude Code: argument-hint in frontmatter. Also seen: mentions Claude Code.

Part of the guide-forge plugin — 15 skills shipped together

Good fit Use it to interview the audience, plan milestones, and save the resulting plan in guide/PLAN.md.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/tomthebearded/guide-forge/plan-guide
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 tomthebearded/guide-forge --skill plan-guide
Clone the repo
git clone --depth 1 https://github.com/tomthebearded/guide-forge

Made for: Claude Code.

Or install guide-forge, the plugin that ships this one along with the rest of its 15 skills.

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 plan-guide

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

Your own site · 80×15
<a href="https://agentmods.dev/skills/tomthebearded/guide-forge/plan-guide"><img src="https://agentmods.dev/badge/skills/tomthebearded/guide-forge/plan-guide.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 135 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 513 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 $0.00135 $0.00513
Opus 5.5 $0.00054 $0.00205
Sonnet 5.5 $0.00027 $0.00103
Haiku 4.5 $0.00014 $0.00051

Measured 2mo ago against content hash b6983eef5b07, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

plan-guide 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.

skills/plan-guide/SKILL.md · 40 lines

What it actually says

Skill: plan-guide

The complete, canonical contract for this skill is the paste-prompt it wraps, inlined here — follow it in full:

!cat "${CLAUDE_SKILL_DIR}/prompt.md"

(If the block above came back empty or errored, read prompt.md in this skill folder — it sits beside this SKILL.md — and follow that.)

As you follow it, adapt for the fact that you're a Claude Code skill, not a pasted prompt:

  • You're already invoked — skip its "How to use / paste this" preamble and its {{IDEA}} placeholder. The idea is $ARGUMENTS below (plus any attached files, repo path, or link).
  • The deliverable is the plan — produce it inline as your reply and, once you've settled it, write it to guide/PLAN.md (creating the guide/ folder). That single file is the only thing you write now — do not scaffold README.md, foundation/, milestones, or any other guide content yet; that's /scaffold-guide's job after approval.
  • Where the prompt hands off to another prompt by name (e.g. draft-milestone), use the sibling skill of the same name instead (/draft-milestone).

The idea:

$ARGUMENTS

Gate: run the Phase 0 interview and stop and wait for answers before producing any plan (unless the user said "no questions"); then stop again for plan approval before any drafting.

Files

What ships with it

1 file beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

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 · 40 lines · 135 tokens per session scan A b6983eef5b07

Subscribe to this mod's changes

plan-guide is a skill published in the GitHub repository tomthebearded/guide-forge (3 stars, last pushed 1mo ago), licensed MIT. It adds 135 tokens to every session and 513 once invoked, about $0.0005 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 2026-08-31.

Related

plan-guide compared with skills from other repositories

plan-guide next to 6 skills from other repositories
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