{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "https://raw.githubusercontent.com/api-evangelist/anthropic/main/json-schema/anthropic-skill-version-schema.json", "title": "SkillVersion", "x-generated": "2026-09-23", "x-method": "derived", "x-generator": "derive-json-schema.py", "x-source": "openapi/anthropic-skills-api-openapi.yml#/components/schemas/SkillVersion", "properties": { "created_at": { "type": "string", "format": "date-time", "title": "Created At", "description": "ISO 8601 timestamp of when the skill was created." }, "description": { "type": "string", "title": "Description", "description": "Description of the skill version.\n\nThis is extracted from the SKILL.md file in the skill upload." }, "id": { "type": "string", "title": "Id", "description": "Unique identifier for this Skill Version. The id addresses the version in\npaths and pins it in references." }, "name": { "type": "string", "title": "Name", "description": "The Skill's immutable kebab-case slug, set at creation from the first\nupload's SKILL.md frontmatter `name` (or its enclosing directory). Every\nlater upload must resolve to the same value. Also the top-level directory\nof the Skill's mounted files and the base name of a downloaded archive." }, "skill_id": { "type": "string", "title": "Skill Id", "description": "Unique identifier for the skill.\n\nThe format and length of IDs may change over time." }, "type": { "type": "string", "const": "skill_version", "title": "Type", "description": "Object type.\n\nFor Skill Versions, this is always `\"skill_version\"`.", "default": "skill_version" } }, "type": "object", "required": [ "created_at", "description", "id", "name", "skill_id", "type" ] }