List Skill Versions

get/v1/skills/{skill_id}/versions

List Skill Versions

Path ParametersExpand Collapse

skill_id: string

Unique identifier for the skill.

The format and length of IDs may change over time.

Query ParametersExpand Collapse

limit: optional number

Number of items to return per page.

Defaults to 20. Ranges from 1 to 1000.

page: optional string

Optionally set to the next_page token from the previous response.

Header ParametersExpand Collapse

"anthropic-beta": optional array of AnthropicBeta

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

Accepts one of the following:

UnionMember0 = string

UnionMember1 = "message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 16 more

Accepts one of the following:

"message-batches-2024-09-24"

"prompt-caching-2024-07-31"

"computer-use-2024-10-22"

"computer-use-2025-01-24"

"pdfs-2024-09-25"

"token-counting-2024-11-01"

"token-efficient-tools-2025-02-19"

"output-128k-2025-02-19"

"files-api-2025-04-14"

"mcp-client-2025-04-04"

"mcp-client-2025-11-20"

"dev-full-thinking-2025-05-14"

"interleaved-thinking-2025-05-14"

"code-execution-2025-05-22"

"extended-cache-ttl-2025-04-11"

"context-1m-2025-08-07"

"context-management-2025-06-27"

"model-context-window-exceeded-2025-08-26"

"skills-2025-10-02"

ReturnsExpand Collapse

data: array of object { id, created_at, description, 5 more }

List of skill versions.

id: string

Unique identifier for the skill version.

The format and length of IDs may change over time.

created_at: string

ISO 8601 timestamp of when the skill version was created.

description: string

Description of the skill version.

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

directory: string

Directory name of the skill version.

This is the top-level directory name that was extracted from the uploaded files.

name: string

Human-readable name of the skill version.

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

skill_id: string

Identifier for the skill that this version belongs to.

type: string

Object type.

For Skill Versions, this is always "skill_version".

version: string

Version identifier for the skill.

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

has_more: boolean

Indicates if there are more results in the requested page direction.

next_page: string

Token to provide in as page in the subsequent request to retrieve the next page of data.

List Skill Versions

curl https://api.anthropic.com/v1/skills/$SKILL_ID/versions \
    -H 'anthropic-version: 2023-06-01' \
    -H 'anthropic-beta: skills-2025-10-02' \
    -H "X-Api-Key: $ANTHROPIC_API_KEY"

Response 200

{
  "data": [
    {
      "id": "skillver_01JAbcdefghijklmnopqrstuvw",
      "created_at": "2024-10-30T23:58:27.427722Z",
      "description": "A custom skill for doing something useful",
      "directory": "my-skill",
      "name": "my-skill",
      "skill_id": "skill_01JAbcdefghijklmnopqrstuvw",
      "type": "type",
      "version": "1759178010641129"
    }
  ],
  "has_more": true,
  "next_page": "page_MjAyNS0wNS0xNFQwMDowMDowMFo="
}

Returns Examples

Response 200

{
  "data": [
    {
      "id": "skillver_01JAbcdefghijklmnopqrstuvw",
      "created_at": "2024-10-30T23:58:27.427722Z",
      "description": "A custom skill for doing something useful",
      "directory": "my-skill",
      "name": "my-skill",
      "skill_id": "skill_01JAbcdefghijklmnopqrstuvw",
      "type": "type",
      "version": "1759178010641129"
    }
  ],
  "has_more": true,
  "next_page": "page_MjAyNS0wNS0xNFQwMDowMDowMFo="
}

{ "data": [ { "id": "skillver_01JAbcdefghijklmnopqrstuvw", "created_at": "2024-10-30T23:58:27.427722Z", "description": "A custom skill for doing something useful", "directory": "my-skill", "name": "my-skill", "skill_id": "skill_01JAbcdefghijklmnopqrstuvw", "type": "type", "version": "1759178010641129" } ], "has_more": true, "next_page": "page_MjAyNS0wNS0xNFQwMDowMDowMFo=" }