iterate-plan

iterate-plan is a skill for Claude Code, Codex from nikeyes/stepwise-dev. It costs 0 tokens per session (2,209 once invoked), scanned A, original, Apache-2.0.

A tool for revising an existing implementation plan after receiving feedback. An implementation plan is a written sequence of steps for building a change.

In plain words
What is it for?
Updating plan files, incorporating feedback, checking implementation details, and adding work such as error-handling steps.
Why use it?
It helps keep a plan aligned with the actual codebase and newly requested changes.

Skill for Claude CodeCodex

Written for Claude Code and Codex: disable-model-invocation in frontmatter, but also agents/openai.yaml present. Also seen: model in frontmatter; names the TodoWrite tool.

Runs only inside its plugin — its command needs a path that Claude Code sets for a plugin’s own hooks and for nothing else. Install the plugin, not this.

Part of the stepwise-core plugin — 14 skills, 10 agents shipped together

Good fit Updating plan files, incorporating feedback, checking implementation details, and adding work such as error-handling steps.

Compare 6 skills from other repositories ↓
Install

Getting it into your agent

This one installs as part of its plugin. Adding the marketplace and installing the plugin brings it with everything else the plugin ships.

Claude Code
/plugin marketplace add nikeyes/stepwise-dev
Claude Code
/plugin install stepwise-core

Made for: Claude Code, Codex.

Or install stepwise-core, the plugin that ships this one along with the rest of its 14 skills, 10 agents.

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 iterate-plan

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

Your own site · 80×15
<a href="https://agentmods.dev/skills/nikeyes/stepwise-dev/iterate-plan"><img src="https://agentmods.dev/badge/skills/nikeyes/stepwise-dev/iterate-plan.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 2,209 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 $0.02209
Opus 5.5 $0.00000 $0.00884
Sonnet 5.5 $0.00000 $0.00442
Haiku 4.5 $0.00000 $0.00221

Measured 6d ago against content hash 6d03622f90af, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

iterate-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 6d 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.

core/skills/iterate-plan/SKILL.md · 277 lines

How it starts

The opening of the file, as written. The whole thing — 277 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Iterate Implementation Plan

You are tasked with updating existing implementation plans based on user feedback. You should be skeptical, thorough, and ensure changes are grounded in actual codebase reality.

Initial Response

When this command is invoked:

Input: $ARGUMENTS

  1. Parse $ARGUMENTS to identify:

    • Plan file path (e.g., thoughts/shared/plans/2025-10-16-feature.md)
    • Requested changes/feedback (remaining text after the file path)
  2. Handle different input scenarios:

    If $ARGUMENTS is empty (no plan file or feedback):

    I'll help you iterate on an existing implementation plan.
    
    Which plan would you like to update? Please provide the path to the plan file and changes to make.
    
    Usage: /stepwise-core:iterate-plan [plan-file-path] [changes to make]
    Example: /stepwise-core:iterate-plan thoughts/shared/plans/2025-10-16-feature.md add error handling phase
    
    Tip: You can list recent plans with `ls -lt thoughts/shared/plans/ | head`
    

    Wait for user input, then re-check for feedback.

    If $ARGUMENTS contains only plan file path (no feedback):

    I've found the plan at [path]. What changes would you like to make?
    
    For example:
    - "Add a phase for migration handling"
    - "Update the success criteria to include performance tests"
    - "Adjust the scope to exclude feature X"
    - "Split Phase 2 into two separate phases"
    

    Wait for user input.

    If $ARGUMENTS contains BOTH plan file AND feedback:

    • Proceed immediately to Step 1
    • No preliminary questions needed

Process Steps

Step 1: Read and Understand Current Plan

  1. Read the existing plan file COMPLETELY:
    • Use the Read tool WITHOUT limit/offset parameters
    • Understand the current structure, phases, and scope
    • Note the success criteria and implementation approach

Read the full file on GitHub · 277 lines

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. 6d ago Changed · -5 lines 6d03622f90af
  2. 1mo ago Changed 79a744981c71
  3. 1mo ago Changed cb5c4b008342
  4. 1mo ago First seen · 282 lines · 0 tokens per session scan A cf4f3afdabe8

Subscribe to this mod's changes

iterate-plan is a skill published in the GitHub repository nikeyes/stepwise-dev (24 stars, last pushed 6d ago), licensed Apache-2.0. It costs nothing until one of its globs matches a file; then it loads 2,209 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 2026-08-30.

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