---
title: "Get the differences between two Part Studios in a single document."
method: GET
path: "/partstudios/d/{did}/{wvm}/{wvmid}/e/{eid}/compare"
tags: ["PartStudio"]
---

# Get the differences between two Part Studios in a single document.

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

## Request

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

## Path parameters

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

## Query parameters

- `workspaceId` string
- `versionId` string
- `microversionId` string
- `sourceConfiguration` string
- `targetConfiguration` string
- `linkDocumentId` string

## Response `default`

default response

## Changes

- **2026-10-23** `c5c4c780f831`: 2 warning, 2 info
  - removed the optional property `changes/additionalProperties/changes` from the response with the `default` status
  - removed the optional property `collectionChanges/additionalProperties/items/changes` from the response with the `default` status
  - added the optional property `changes/additionalProperties/collectionChanges` to the response with the `default` status
  - added the optional property `collectionChanges/additionalProperties/items/collectionChanges` to the response with the `default` status
- **2026-10-20** `a12d3ade22dd`: 2 warning, 2 info
  - removed the optional property `changes/additionalProperties/collectionChanges` from the response with the `default` status
  - removed the optional property `collectionChanges/additionalProperties/items/collectionChanges` from the response with the `default` status
  - added the optional property `changes/additionalProperties/changes` to the response with the `default` status
  - added the optional property `collectionChanges/additionalProperties/items/changes` to the response with the `default` status
- …earlier changes not shown

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