skill-builder

Decompose goals into executable steps using backward chaining.

101|2|Updated Jan 7, 2026
One-click install
npx skills add https://github.com/cowwoc/cat --skill skill-builder-cowwoc
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: skill-builder
Source: https://github.com/cowwoc/cat/tree/main/plugin/skills/skill-builder
Command: npx skills add https://github.com/cowwoc/cat --skill skill-builder-cowwoc

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This skill helps teams design or update AI skills and commands by reasoning backward from the goal to identify necessary preconditions, then convert them into forward executable steps.

Core Features & Use Cases

  • Backward chaining design: Start from the desired outcome and iteratively determine the conditions needed to reach it.
  • Reusable function extraction: Identify repeating patterns to create reusable functions for consistent execution.
  • Forward-step generation: Translate decomposed requirements into concrete steps that can be executed by an agent.
  • Use Case: When building a new skill or updating an existing one, especially when the path to the goal is unclear, or the goal is well-defined but the steps are not.

Quick Start

  1. Start with a clear GOAL statement and decompose it using backward chaining principles.
  2. Extract leaf nodes and identify reusable functions.
  3. Convert the decomposition into a sequence of executable steps that call functions.

Frequently Asked Questions about skill-builder

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I decompose an AI workflow goal into actionable steps using backward reasoning?

Backward reasoning decomposes an AI workflow goal by starting from the desired outcome and iteratively identifying necessary preconditions, which are then translated into forward executable steps for an agent.

What is backward chaining in prompt engineering and when should I use it?

Backward chaining in prompt engineering designs AI skills by reasoning backward from a well-defined goal to extract atomic conditions and reusable functions, making it ideal when the objective is clear but the execution path is not.

How do I extract reusable functions from AI agent workflows?

To extract reusable functions from AI agent workflows, decompose the overall goal into leaf nodes using backward chaining, identify repeating patterns, and formalize them into deterministic functions for consistent execution.

What is the best way to formalize forward executable steps for an AI agent?

The best way to formalize forward executable steps is to define atomic conditions from a backward reasoning decomposition, then convert them into a deterministic sequence of function calls the agent can execute.

Can I use backward reasoning to update existing AI skills and commands?

Yes, backward reasoning applies to both creating and updating AI skills and commands, helping teams refine workflows by identifying missing preconditions and regenerating deterministic forward steps.

Why does my AI workflow fail when the goal is clear but the execution path is not?

AI workflows often fail without backward reasoning because the system lacks defined atomic conditions and reusable functions, making it impossible to generate deterministic forward steps from the desired outcome.