Delete Skill Version
Unique identifier for the skill.
The format and length of IDs may change over time.
Identifies the skill version by its version ID.
Requests carrying the skills-2025-10-02 beta header address versions by their Unix epoch timestamp instead (e.g., "1759178010641129").
The version of the Claude API you want to use.
Read more about versioning and our version history here.
Optional header to specify the beta version(s) you want to use.
Optional header to select the Workspace for this request. The value is a Workspace ID (for example, wrkspc_011CZkZaBF1tNoB5wlCeusgy).
Only needed for credentials that can act on more than one Workspace. A credential that belongs to a specific Workspace may omit it; if sent, it must match that Workspace.
Deleted object type.
For Skill Versions, this is always "skill_version_deleted".
Unique identifier for this Skill Version. The id addresses the version in paths and pins it in references.
curl https://api.anthropic.com/v1/skills/$SKILL_ID/versions/$VERSION \
-X DELETE \
-H 'anthropic-version: 2026-10-21' \
-H "Authorization: Bearer $ANTHROPIC_API_KEY"{
"id": "id",
"type": "skill_version_deleted"
}{
"id": "id",
"type": "skill_version_deleted"
}