---
title: "Get the specs for a Part Studio feature."
method: GET
path: "/partstudios/d/{did}/{wvm}/{wvmid}/e/{eid}/featurespecs"
tags: ["PartStudio"]
---

# Get the specs for a Part Studio feature.

`GET /partstudios/d/{did}/{wvm}/{wvmid}/e/{eid}/featurespecs`

## Request

- Base URL: `https://api.onshape.com/api/v17`
- URL: `https://api.onshape.com/api/v17/partstudios/d/{did}/{wvm}/{wvmid}/e/{eid}/featurespecs`
- Auth: OAuth 2 and HTTP basic
  - Authorization code: `/oauth/authorize`
  - Token URL: `/oauth/token` scopes: `OAuth2Read`

Returns a list of feature specs available within the Part Studio. A feature spec provides a data description of the feature's interface to a feature.

## Path parameters

- `did` string, required
- `wvm` string, required
- `wvmid` string, required
- `eid` string, required

## Response `default`

default response

## Changes

- **2026-09-19** `c16acb88e3ea`: 3 info
  - added the optional property `featureSpecs/items/allParameters/items/visibilityCondition/alwaysShown` to the response with the `default` status
  - added the optional property `featureSpecs/items/parameterIdToSpec/additionalProperties/visibilityCondition/alwaysShown` to the response with the `default` status
  - added the optional property `featureSpecs/items/parameters/items/visibilityCondition/alwaysShown` to the response with the `default` status

[Operation history](https://skmtc.dev/onshape/apis/onshape-rest-api/changes/partstudios/d/:did/:wvm/:wvmid/e/:eid/featurespecs/get.md)

---

[API](https://skmtc.dev/onshape/apis/onshape-rest-api.md) - [All operations](https://skmtc.dev/onshape/apis/onshape-rest-api/llms.txt) - [OpenAPI document](https://skmtc.dev/onshape/apis/onshape-rest-api/revisions/c5c4c780f831?raw)