Anthropic

Anthropic Skills API

Create and manage custom agent skills. Skills allow you to package domain expertise and organizational workflows for use with Claude. The Skills API is currently in beta and requires the skills-2025-10-02 beta header.

Documentation GitHub OpenAPI

Documentation

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Documentation

https://docs.anthropic.com/en/api/skills/create-skill

Specifications

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OpenAPI

https://raw.githubusercontent.com/api-evangelist/anthropic/refs/heads/main/properties/anthropic-skills-api-openapi.yml