> ## Documentation Index
> Fetch the complete documentation index at: https://sidenet.ai/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# List skill versions

> Every version of the skill, newest first, with `active` marking the one agents get.



## OpenAPI

````yaml /api-reference/openapi.json get /v1/skills/{id}/versions
openapi: 3.1.0
info:
  title: Sidenet API
  version: 1.0.0
  description: >-
    Sidenet HTTP endpoints exposed by the Sidenet Studio. All routes require an
    api key that can be generated through the studio in studio.sidenet.ai.
servers:
  - url: https://api.sidenet.ai
security:
  - bearerAuth: []
paths:
  /v1/skills/{id}/versions:
    get:
      tags:
        - Skills
      summary: List skill versions
      description: >-
        Every version of the skill, newest first, with `active` marking the one
        agents get.
      parameters:
        - name: id
          in: path
          required: true
          schema:
            type: string
            example: 9a4e2c71-5b08-4f3d-a6c2-1e7d8b0f4c23
      responses:
        '200':
          description: The versions, newest first
          content:
            application/json:
              schema:
                type: object
                properties:
                  versions:
                    type: array
                    items:
                      type: object
                      properties:
                        id:
                          type: string
                          format: uuid
                        skill_id:
                          type: string
                          format: uuid
                        version_number:
                          type: integer
                          description: >-
                            1 is the version created with the skill; every save
                            that changes the text adds one.
                        name:
                          type: string
                        description:
                          type: string
                          nullable: true
                        instructions:
                          type: string
                          nullable: true
                          description: >-
                            Markdown. What the agent receives when it loads the
                            skill.
                        change_message:
                          type: string
                          nullable: true
                        changed_fields:
                          type: array
                          items:
                            type: string
                        created_at:
                          type: string
                          format: date-time
                        active:
                          type: boolean
                          description: This is the version agents currently get.
              example:
                versions:
                  - id: 3c8f1d26-7e94-4a05-b2d7-6f0a9c5e8b41
                    skill_id: 9a4e2c71-5b08-4f3d-a6c2-1e7d8b0f4c23
                    version_number: 2
                    name: refund-policy
                    description: >-
                      How refunds are decided and worded. Load before answering
                      any refund or cancellation question.
                    instructions: |-
                      ## Refunds

                      1. Full refund within 14 days of purchase…
                    change_message: Updated instructions
                    changed_fields:
                      - instructions
                    created_at: '2026-10-14T08:30:20.517Z'
                    active: true
                  - id: e2d5c8b1-4a07-4f69-9c3e-7b1d2a6f0e58
                    skill_id: 9a4e2c71-5b08-4f3d-a6c2-1e7d8b0f4c23
                    version_number: 1
                    name: refund-policy
                    description: >-
                      How refunds are decided and worded. Load before answering
                      any refund or cancellation question.
                    instructions: |-
                      ## Refunds

                      1. Full refund within 14 days of purchase…
                    change_message: Initial version
                    changed_fields:
                      - instructions
                    created_at: '2026-10-14T08:30:20.517Z'
                    active: false
        '404':
          description: Not found
components:
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      description: >-
        Organization API key, generated in studio.sidenet.ai. Backend only —
        never in a browser.

````

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