claude-api skill (Anthropic)
Development skillsReference for building on the Claude API and SDKs
- Stars
- ★ 182k
- Licence
- Apache-2.0
- Updated
- Agent skill
- Official
skill-creator (Anthropic)
A skill for writing and testing new skills
★ Stars182k182,136 on GitHub
Last commit20 Apr 2026
LicenceApache-2.0Per the project
View on GitHub ↗
From GitHub, fetched 19 Oct 2026. Stars are for the whole anthropics/skills repository; the last-update date is for this skill's folder.
Walks the model through creating a SKILL.md, structuring scripts and references, and running evals to check the skill triggers and works.
At a glance
| Runs as | Skill |
|---|---|
| Type | Agent skill |
| Maintained by | Official |
Sources: github.com/anthropics/skills/tree/main/skills/skill-creator, checked 19 Oct 2026. “Runs as” is from this listing. Blank means we haven't found it in official docs yet, not that it's unsupported.
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