---
title: "Create Skill Version"
method: POST
path: "/v1/skills/{skill_id}/versions?beta=true"
---

# Create Skill Version

`POST /v1/skills/{skill_id}/versions?beta=true`

## Path parameters

- `skill_id` string, required — Unique identifier for the skill. The format and length of IDs may change over time.

## 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 — The version of the Claude API you want to use. Read more about versioning and our version history [here](https://platform.claude.com/docs/en/api/versioning).

## Response `200`

Successful Response

- BetaCreateSkillVersionResponse
  - `created_at` string, required — ISO 8601 timestamp of when the skill version was created.
  - `description` string, required — Description of the skill version. This is extracted from the SKILL.md file in the skill upload.
  - `directory` string, required — Directory name of the skill version. This is the top-level directory name that was extracted from the uploaded files.
  - `id` string, required — Unique identifier for the skill version. The format and length of IDs may change over time.
  - `name` string, required — Human-readable name of the skill version. This is extracted from the SKILL.md file in the skill upload.
  - `skill_id` string, required — Identifier for the skill that this version belongs to.
  - `type` string, required — Object type. For Skill Versions, this is always `"skill_version"`.
  - `version` string, required — Version identifier for the skill. Each version is identified by a Unix epoch timestamp (e.g., "1759178010641129").

## Other responses

- `4XX` — Error response. See our [errors documentation](https://platform.claude.com/docs/en/api/errors) for more details.

---

[API](https://skmtc.net/anthropics/apis/anthropic-api.md) · [All operations](https://skmtc.net/anthropics/apis/anthropic-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/anthropics/anthropic-api/revisions/0042750ea1ee/schema)