Is MCP builder skill or Skill creator free?

MCP builder skill: Open source. Skill creator: Open source. Check each official site for current plans.

What is the difference between MCP builder skill and Skill creator?

MCP builder skill: A guide for building high-quality MCP servers in Python or TypeScript. Skill creator: Create, improve and measure agent skills.

MCP builder skill vs Skill creator side by side: pricing, category, features and official links, checked on the official sites.

Category	MCP builder skill	Skill creator
Summary	A guide for building high-quality MCP servers in Python or TypeScript.	Create, improve and measure agent skills.
Category	Development skills	Development skills
Type	Agent skills	Agent skills
Pricing	Open source	Open source
Highlights	Tool design guidance Python or TypeScript Apache-2.0	Write and edit skills Evals and benchmarks Trigger tuning
Tags	Skill, MCP, Coding	Skill, Agent, Open source
Official site	github.com/anthropics/skills	github.com/anthropics/skills
Checked	Oct 18, 2026	Oct 18, 2026

Is MCP builder skill or Skill creator free?: MCP builder skill: Open source. Skill creator: Open source. Check each official site for current plans.
What is the difference between MCP builder skill and Skill creator?: MCP builder skill: A guide for building high-quality MCP servers in Python or TypeScript. Skill creator: Create, improve and measure agent skills.