About

Create new skills, modify and improve existing skills, and measure skill performance. Use when users want to create a skill from scratch, edit, or optimize an existing skill, run evals to test a skill, benchmark skill performance with variance analysis, or optimize a skill's description for better triggering accuracy.

Components

• Skills — skill-creator

Declaration (derived by the registry from the source — the publisher wrote no manifest)

• component Provides 1 skill(s): skills/skill-creator
• component Skill "skill-creator": Create new skills, modify and improve existing skills, and measure skill performance. Use when users want to create a skill from scratch, edit, or optimize an existing skill, run evals to test a skill, benchmark skill performance with varia
• undeclared Undeclared: No plugin.json was reachable at the source — declaration derived from the marketplace entry alone; tool access is undeclared

Undeclared — sandbox / Playground only until the publisher confirms

• No plugin.json was reachable at the source — declaration derived from the marketplace entry alone; tool access is undeclared

Derived from: repo scan of anthropics/skills (no marketplace.json / plugin.json — standalone skill) · SKILL.md frontmatter (skill-creator)

Validation

✓ No validation issues

Files hashed

Use this skill — no import, no export

In Claude Code, once:

Then install by name:

Or ask any connected agent:

Attestation

The registry signs the hash of the source at the pinned ref. If the source changes after pinning, the hash fails and integrating hosts refuse it.

Record