Claude Platform Docs

Versions

Create Skill Version
POST/v1/skills/{skill_id}/versions
List Skill Versions
GET/v1/skills/{skill_id}/versions
Get Skill Version
GET/v1/skills/{skill_id}/versions/{version}
Delete Skill Version
DELETE/v1/skills/{skill_id}/versions/{version}
Models
DeletedSkillVersion object{ id, type }
id: string

Unique identifier for this Skill Version. The id addresses the version in paths and pins it in references.

type: "skill_version_deleted"

Deleted object type.

For Skill Versions, this is always "skill_version_deleted".

defaultskill_version_deleted
SkillVersion object{ id, created_at, description, 3 more }
id: string

Unique identifier for this Skill Version. The id addresses the version in paths and pins it in references.

created_at: string

ISO 8601 timestamp of when the skill was created.

formatdate-time
description: string

Description of the skill version.

This is extracted from the SKILL.md file in the skill upload.

name: string

The Skill's immutable kebab-case slug, set at creation from the first upload's SKILL.md frontmatter name (or its enclosing directory). Every later upload must resolve to the same value. Also the top-level directory of the Skill's mounted files and the base name of a downloaded archive.

skill_id: string

Unique identifier for the skill.

The format and length of IDs may change over time.

type: "skill_version"

Object type.

For Skill Versions, this is always "skill_version".

defaultskill_version