curl -X POST 'https://api.openai.com/v1/skills/skill_123/versions' \
  -H "Authorization: Bearer $OPENAI_API_KEY" \
  -H 'Content-Type: application/json' \
  -d '{
  "files": [
    "example-files"
  ]
}'

# POST /skills/{skill_id}/versions (OpenAI API)
Base URL: https://api.openai.com/v1
Auth: Authorization; OpenAI API key; required.
Request formats: application/json, multipart/form-data.
Last verified: 2026-10-20

> Create Skill Version

## Critical Gotchas
* The Responses API is the primary interface for new text and tool workflows; Chat Completions remains a separate compatibility API.
* Audio transcription uploads use multipart form data rather than a JSON request body.

## cURL
curl -X POST 'https://api.openai.com/v1/skills/skill_123/versions' \
  -H "Authorization: Bearer $OPENAI_API_KEY" \
  -H 'Content-Type: application/json' \
  -d '{
  "files": [
    "example-files"
  ]
}'

## Parameters
| Name | In | Type | Required | Description |
| :--- | :--- | :--- | :--- | :--- |
| skill_id | path | string | Yes | The identifier of the skill to version. |
| files | body | string[] | Yes | Skill files to upload (directory upload) or a single zip file. |
| default | body | boolean | No | Whether to set this version as the default. |

## Response example
{"object":"skill.version","id":"string"}

---
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POST

POST /skills/{skill_id}/versions — OpenAI API

OpenAI API key (required); https://api.openai.com/v1

OpenAI API

Create Skill Version

Base URL: https://api.openai.com/v1
Auth: Authorization: Bearer <OPENAI_API_KEY>
Last verified: 2026-10-20 · upstream hash matched

Actions Try in browser→

Agents: curl -H "Accept: text/markdown" this URL
→ 233 tokens · Vary: Accept

Critical gotchas

The Responses API is the primary interface for new text and tool workflows; Chat Completions remains a separate compatibility API.

Audio transcription uploads use multipart form data rather than a JSON request body.

cURL

curl -X POST 'https://api.openai.com/v1/skills/skill_123/versions' \  -H "Authorization: Bearer $OPENAI_API_KEY" \  -H 'Content-Type: application/json' \  -d '{  "files": [    "example-files"  ]}'

Parameters

Name	In	Type	Required	Description
skill_id	path	string	Yes	The identifier of the skill to version.
files	body	string[]	Yes	Skill files to upload (directory upload) or a single zip file.
default	body	boolean	No	Whether to set this version as the default.

Response 200 OK

{
  "object": "skill.version",
  "id": "string",
  "skill_id": "string",
  "version": "string",
  "created_at": 0,
  "name": "string",
  "description": "string"
}

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