DELETE
/
v1
/
skills
/
{skill_id}
/
versions
/
{version}
cURL
curl -X DELETE "https://api.anthropic.com/v1/skills/skill_01AbCdEfGhIjKlMnOpQrStUv/versions/1759178010641129" \
     -H "x-api-key: $ANTHROPIC_API_KEY" \
     -H "anthropic-version: 2023-06-01" \
     -H "anthropic-beta: skills-2025-10-02"
{
  "id": "1759178010641129",
  "type": "skill_version_deleted"
}

Headers

​
anthropic-beta
string[]

Optional header to specify the beta version(s) you want to use.

To use multiple betas, use a comma separated list like beta1,beta2 or specify the header multiple times for each beta.

​
anthropic-version
string
required

The version of the Claude API you want to use.

Read more about versioning and our version history here.

​
x-api-key
string
required

Your unique API key for authentication.

This key is required in the header of all API requests, to authenticate your account and access Anthropic's services. Get your API key through the Console. Each key is scoped to a Workspace.

Path Parameters

​
skill_id
string
required

Unique identifier for the skill.

The format and length of IDs may change over time.

​
version
string
required

Version identifier for the skill.

Each version is identified by a Unix epoch timestamp (e.g., "1759178010641129").

Response

Successful Response

​
id
string
required

Version identifier for the skill.

Each version is identified by a Unix epoch timestamp (e.g., "1759178010641129").

Examples:

"1759178010641129"

​
type
string
default:skill_version_deleted
required

Deleted object type.

For Skill Versions, this is always "skill_version_deleted".