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one-three-one-rule

Frame technical decisions as a 1-3-1 analysis with options, pros, cons, recommendation, and plan.

Updated Apr 9, 2026
Search Tags:#framework#recommendation#options#decision-making#implementation-plan#definition-of-done
One-click install
npx skills add https://github.com/nadicodeai/argo-agent --skill one-three-one-rule-nadicodeai
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: one-three-one-rule
Source: https://github.com/nadicodeai/argo-agent/tree/main/optional-skills/communication/one-three-one-rule
Command: npx skills add https://github.com/nadicodeai/argo-agent --skill one-three-one-rule-nadicodeai

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Converts ambiguous, multi-option decisions into a structured, repeatable format that yields a clear recommendation and actionable plan.

Core Features & Use Cases

  • Generates three distinct options (A, B, C) with pros and cons for each.
  • Produces a single, justified recommendation and a concrete implementation plan.
  • Useful for architecture choices, tooling selections, migrations, and other high-stakes decisions.

Quick Start

Provide a 1-3-1 decision brief for your current task.

Frequently Asked Questions about one-three-one-rule

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

FAQPage Schema
What is the 1-3-1 rule for technical decision-making?▼

The 1-3-1 rule is a decision-making framework that structures technical choices into one problem statement, three options with pros and cons, and one clear recommendation to resolve ambiguous architectural or tooling decisions.

How do I format an architecture decision record using a 1-3-1 analysis?▼

To format a 1-3-1 analysis, define a single Problem sentence, evaluate three distinct options (A, B, C) with pros and cons, state a justified Recommendation, and outline a Definition of Done and Implementation Plan.

When should I use a 1-3-1 framework for migration choices?▼

Use the 1-3-1 framework for migration choices when facing multiple viable approaches and needing a repeatable format to produce a clear recommendation alongside a concrete implementation plan for high-stakes decisions.

What's the best way to compare tooling selections with multiple viable approaches?▼

The best way to compare tooling selections is generating three distinct options with pros and cons for each, yielding a single justified recommendation and a concrete implementation plan to ensure crystal-clear decisions.

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