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victorjoshi9
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agent-development

Create Claude Code agent files with YAML frontmatter and validation scripts.

1|Updated Apr 16, 2026
Search Tags:#validation#claude code#system prompt#agent development#plugin#frontmatter#triggering
One-click install
npx skills add https://github.com/victorjoshi9/content--1- --skill agent-development-victorjoshi9
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: agent-development
Source: https://github.com/victorjoshi9/content--1-/tree/main/.claude/plugins/marketplaces/claude-plugins-official/plugins/plugin-dev/skills/agent-development
Command: npx skills add https://github.com/victorjoshi9/content--1- --skill agent-development-victorjoshi9

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill helps you design, structure, and validate Claude Code agents so they trigger reliably, behave predictably, and follow best practices without guesswork.

Core Features & Use Cases

  • Agent Design Guidance: Defines the required frontmatter fields, naming rules, and configuration patterns for agent files.
  • Triggering Strategy: Shows how to write descriptions with clear conditions and examples so the right agent activates at the right time.
  • System Prompt Crafting: Provides a proven structure for writing autonomous, second-person instructions with responsibilities, process steps, and output formats.
  • Validation and Testing: Includes rules and scripts for checking agent file structure, frontmatter correctness, and trigger quality.
  • Use Case: If you need to create a code-review agent, a test-generation agent, or any other Claude Code plugin agent, this Skill gives you the blueprint and checks to build it correctly.

Quick Start

Ask the assistant to create or improve a Claude Code agent using the agent-development skill.

Frequently Asked Questions about agent-development

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

FAQPage Schema
How do I create a Claude Code agent that triggers reliably based on specific conditions?▼

To build a Claude Code agent, define required YAML frontmatter fields, naming rules, and configuration patterns for the agent file. This Skill provides the blueprint to structure agent files so they trigger reliably and behave predictably.

What is the best way to structure a system prompt for an autonomous agent?▼

The best way to structure a system prompt is using a proven format with second-person instructions. This structure should clearly define responsibilities, process steps, and output formats to ensure predictable agent behavior.

How do I validate a Claude Code plugin agent file before deployment?▼

You validate a Claude Code plugin agent file by running validation scripts that check agent file structure, frontmatter correctness, and trigger quality. This ensures your agent meets best practices and functions correctly before deployment.

Do I need YAML frontmatter for my Claude Code agent to function properly?▼

Yes, YAML frontmatter is required for your Claude Code agent to function properly. These fields define the essential configuration patterns and triggering conditions needed for the agent to activate correctly within the plugin workflow.

What should I include in the description to make my Claude Code agent trigger correctly?▼

To make your Claude Code agent trigger correctly, include clear conditions and examples in the description. Example-driven descriptions ensure the right agent activates at the right time by explicitly defining when the agent should be invoked.

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