---
title: "Get extension by ID"
method: GET
path: "/api/v1/extensions/{id}"
tags: ["{id}", "api/v1/extensions"]
---

# Get extension by ID

`GET /api/v1/extensions/{id}`

Get extension by ID.

Auth: Required (bearer token).
Scope: Organization-scoped in authenticated context.
Side effects: Read-only operation.

## Path parameters

- `id` string, required

## Headers

- `Accept` string

## Response `200`

OK

- ExtensionResponse — ExtensionResponse schema
  - `data` object
    - `author` string
    - `category` string
    - `content_hash` string
    - `created_at` string, date-time
    - `deleted_at` string, date-time, nullable
    - `description` string
    - `extension_id` string, uuid
    - `extension_type` string
    - `featured` boolean
    - `icon` string
    - `id` string, uuid
    - `is_verified` boolean
    - `name` string
    - `parent_extension_id` string, uuid
    - `parsed_content` string
    - `updated_at` string, date-time
    - `validation_errors` string
    - `validation_status` string
    - `variables` object[], nullable
      - `created_at` string, date-time
      - `default_value` string — JSON-encoded value
      - `description` string
      - `extension` Extension, nullable
        - `author` string
        - `category` string
        - `content_hash` string
        - `created_at` string, date-time
        - `deleted_at` string, date-time, nullable
        - `description` string
        - `extension_id` string, uuid
        - `extension_type` string
        - `featured` boolean
        - `icon` string
        - `id` string, uuid
        - `is_verified` boolean
        - `name` string
        - `parent_extension_id` string, uuid
        - `parsed_content` string
        - `updated_at` string, date-time
        - `validation_errors` string
        - `validation_status` string
        - `variables` object[], nullable
          - `created_at` string, date-time
          - `default_value` string — JSON-encoded value
          - `description` string
          - `extension` Extension — recursive
          - `extension_id` string, uuid
          - `id` string, uuid
          - `is_required` boolean
          - `validation_pattern` string
          - `variable_name` string
          - `variable_type` string
        - `version` string
        - `yaml_content` string
      - `extension_id` string, uuid
      - `id` string, uuid
      - `is_required` boolean
      - `validation_pattern` string
      - `variable_name` string
      - `variable_type` string
    - `version` string
    - `yaml_content` string
  - `message` string
  - `status` string

## Other responses

- `400` — Bad Request _(validation or deserialization error)_
- `500` — Internal Server Error _(panics)_
- `default`

## Changes

- **2026-03-09** `344ac18cbced` — 24 warning, 14 info
  - removed the optional property `detail` from the response with the `400` status (media type: application/json)
  - removed the optional property `detail` from the response with the `400` status (media type: application/xml)
  - removed the optional property `detail` from the response with the `500` status (media type: application/json)
  - removed the optional property `detail` from the response with the `500` status (media type: application/xml)
  - …34 more
- **2026-02-27** `93bf2b2f361d` — 26 breaking
  - the response property `data/variables/items/` became nullable for the status `200` (media type: application/json)
  - the response property `data/variables/items/` became nullable for the status `200` (media type: application/xml)
  - the response property `data/variables/items/extension/variables` became nullable for the status `200` (media type: application/json)
  - the response property `data/variables/items/extension/variables` became nullable for the status `200` (media type: application/xml)
  - …22 more
- …earlier changes not shown

[Full history](https://skmtc.dev/nixopus/apis/openapi/changes/api/v1/extensions/:id/get.md)

---

[API](https://skmtc.dev/nixopus/apis/openapi.md) · [All operations](https://skmtc.dev/nixopus/apis/openapi/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/nixopus/openapi/revisions/344ac18cbced/schema)