skill-creator

Automate skill design, testing, and refinement with YAML frontmatter and bundled assets.

4|1|Updated Feb 19, 2026
One-click install
npx skills add https://github.com/Web3Auth/web3auth-mcp --skill skill-creator-web3auth
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: skill-creator
Source: https://github.com/Web3Auth/web3auth-mcp/tree/main/skills/skill-creator
Command: npx skills add https://github.com/Web3Auth/web3auth-mcp --skill skill-creator-web3auth

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires anthropic, pyyaml, and includes scripts (resource) and references (resource) components.

What problem does it solve?

Creating and maintaining skills for Claude-based MCPs is a complex, iterative process that requires structured workflows, reliable evaluation, and repeatable improvements.

Core Features & Use Cases

  • Orchestrates end-to-end skill lifecycle from draft to deployment, including evals, benchmarking, and description optimization.
  • Supports deterministic tasks via bundled scripts, references, and assets loaded as needed during activation.
  • Enables rapid iteration by collecting prompts, running evaluations, and generating improvement suggestions tied to measurable metrics.

Quick Start

Draft a new skill, run the evaluation/improvement loop, and review results to refine the description.

Frequently Asked Questions about skill-creator

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

FAQPage Schema
How do I automate prompt engineering and evaluation for Claude skills?

You can automate prompt engineering and evaluation by orchestrating the end-to-end skill lifecycle, coordinating drafting, running evals, and generating improvement suggestions tied to measurable metrics.

How do I structure YAML frontmatter to create a new skill?

Structure YAML frontmatter with a required name and description to drive deterministic tasks, and include optional bundles like scripts, references, and assets loaded during activation.

What is the best way to iteratively refine and benchmark skill descriptions?

The best way to iteratively refine and benchmark skill descriptions is by running evaluation loops that collect prompts, benchmark performance, and apply description optimization across multiple iterations.

Do I need Python dependencies to run skill evaluation workflows?

You need Python dependencies including anthropic and pyyaml to run skill evaluation workflows, which support prompt interactions and YAML frontmatter parsing for deterministic task execution.

How do bundled scripts and references support deterministic skill tasks?

Bundled scripts and references support deterministic skill tasks by providing executable logic and contextual data loaded as needed during activation, ensuring repeatable and reliable skill execution.

What are the limitations of automating skill lifecycle management?

Limitations of automating skill lifecycle management include reliance on structured YAML frontmatter for activation and dependency on anthropic and pyyaml packages for executing evaluation workflows.