houarnu166/skillful-agent-system-builder

houarnu166/skillful-agent-system-builder

Skill Claude CodeCodex

Guide for designing Agent frontmatter and system prompts with proper tool selection. Use when: (1) Creating new Agents/Subagents, (2) Defining Agent roles and triggers, (3) Selecting tools and permission modes, (4) Writing system prompts. Triggers: "agent design", "create agent", "subagent", "agent frontmatter".

houarnu166/skillful-agent-system-builder

Skill Claude CodeCodex

Testing and benchmarking LLM agents including behavioral testing, capability assessment, reliability metrics, and production monitoring—where even top agents achieve less than 50% on real-world benchmarks Use when: agent testing, agent evaluation, benchmark agents, agent reliability, test agent.

houarnu166/skillful-agent-system-builder

Skill Claude CodeCodex

Memory is the cornerstone of intelligent agents. Without it, every interaction starts from zero. This skill covers the architecture of agent memory: short-term (context window), long-term (vector stores), and the cognitive architectures that organize them. Key insight: Memory isn't just storage - it's retrieval. A…

houarnu166/skillful-agent-system-builder

Skill Claude CodeCodex

Tools are how AI agents interact with the world. A well-designed tool is the difference between an agent that works and one that hallucinates, fails silently, or costs 10x more tokens than necessary. This skill covers tool design from schema to error handling. JSON Schema best practices, description writing that…

houarnu166/skillful-agent-system-builder

Skill Claude CodeCodex

Reference guide for Anthropic official specifications on Skills and Subagents. Use when: (1) Verifying naming conventions, (2) Checking frontmatter field requirements, (3) Validating permission modes, (4) Understanding progressive disclosure patterns. Triggers: "anthropic guide", "official docs", "naming rules"…

houarnu166/skillful-agent-system-builder

Skill Claude CodeCodex

Design patterns for building autonomous coding agents. Covers tool integration, permission systems, browser automation, and human-in-the-loop workflows. Use when building AI agents, designing tool APIs, implementing permission systems, or creating autonomous coding assistants.

houarnu166/skillful-agent-system-builder

Skill Claude CodeCodex

Use when a user asks for a plan for a coding task, to generate a clear, actionable, and atomic checklist.

houarnu166/skillful-agent-system-builder

Skill Claude CodeCodex

Strategies for managing LLM context windows including summarization, trimming, routing, and avoiding context rot Use when: context window, token limit, context management, context engineering, long context.

houarnu166/skillful-agent-system-builder

Skill Claude CodeCodex

Documentation templates and structure guidelines. README, API docs, code comments, and AI-friendly documentation.

houarnu166/skillful-agent-system-builder

Skill Claude CodeCodex

Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to integrate external APIs or services, whether in Python (FastMCP) or Node/TypeScript (MCP SDK).

houarnu166/skillful-agent-system-builder

Skill Claude CodeCodex

Use this skill when a design or idea requires higher confidence, risk reduction, or formal review. This skill orchestrates a structured, sequential multi-agent design review where each agent has a strict, non-overlapping role. It prevents blind spots, false confidence, and premature convergence.

houarnu166/skillful-agent-system-builder

Skill Claude CodeCodex

Instructions for parsing Start Prompts and generating the standard Skillful Agent System directory structure.

houarnu166/skillful-agent-system-builder

Skill Claude CodeCodex

Expert guide on prompt engineering patterns, best practices, and optimization techniques. Use when user wants to improve prompts, learn prompting strategies, or debug agent behavior.

houarnu166/skillful-agent-system-builder

Skill Claude CodeCodex

Quality validation checklist for Agent+Skill systems before deployment. Use when: (1) Final design review, (2) Validating naming conventions, (3) Checking permission settings, (4) Verifying progressive disclosure structure. Triggers: "quality check", "validate design", "review checklist".

houarnu166/skillful-agent-system-builder

Skill Claude CodeCodex

Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations.

houarnu166/skillful-agent-system-builder

Skill Claude CodeCodex

Guide for designing SKILL.md files with bundled resources and progressive disclosure. Use when: (1) Creating new Skills, (2) Reviewing Skill quality, (3) Refactoring existing Skills for better context efficiency. Triggers: "create skill", "skill design", "SKILL.md".

houarnu166/skillful-agent-system-builder

Skill Claude CodeCodex

Use when about to claim work is complete, fixed, or passing, before committing or creating PRs - requires running verification commands and confirming output before making any success claims; evidence before assertions always.

houarnu166/skillful-agent-system-builder

Skill Claude CodeCodex

Creating algorithmic art using p5.js with seeded randomness and interactive parameter exploration. Use this when users request creating art using code, generative art, algorithmic art, flow fields, or particle systems. Create original algorithmic art rather than copying existing artists' work to avoid copyright…

houarnu166/skillful-agent-system-builder

Skill Claude CodeCodex

Applies Anthropic's official brand colors and typography to any sort of artifact that may benefit from having Anthropic's look-and-feel. Use it when brand colors or style guidelines, visual formatting, or company design standards apply.

houarnu166/skillful-agent-system-builder

Skill Claude CodeCodex

Create beautiful visual art in .png and .pdf documents using design philosophy. You should use this skill when the user asks to create a poster, piece of art, design, or other static piece. Create original visual designs, never copying existing artists' work to avoid copyright violations.

houarnu166/skillful-agent-system-builder

Skill Claude CodeCodex

Guide users through a structured workflow for co-authoring documentation. Use when user wants to write documentation, proposals, technical specs, decision docs, or similar structured content. This workflow helps users efficiently transfer context, refine content through iteration, and verify the doc works for readers.…

houarnu166/skillful-agent-system-builder

Skill Claude CodeCodex

Comprehensive document creation, editing, and analysis with support for tracked changes, comments, formatting preservation, and text extraction. When Claude needs to work with professional documents (.docx files) for: (1) Creating new documents, (2) Modifying or editing content, (3) Working with tracked changes, (4)…

houarnu166/skillful-agent-system-builder

Skill Claude CodeCodex

Create distinctive, production-grade frontend interfaces with high design quality. Use this skill when the user asks to build web components, pages, artifacts, posters, or applications (examples include websites, landing pages, dashboards, React components, HTML/CSS layouts, or when styling/beautifying any web UI).…

houarnu166/skillful-agent-system-builder

Skill Claude CodeCodex

A set of resources to help me write all kinds of internal communications, using the formats that my company likes to use. Claude should use this skill whenever asked to write some sort of internal communications (status reports, leadership updates, 3P updates, company newsletters, FAQs, incident reports, project…