---
title: "GET /api/v1/organizations/{organizationId}/projects/{projectId}/contractionHierarchy"
method: GET
path: "/api/v1/organizations/{organizationId}/projects/{projectId}/contractionHierarchy"
tags: ["SunriseStudioService"]
---

# GET /api/v1/organizations/{organizationId}/projects/{projectId}/contractionHierarchy

`GET /api/v1/organizations/{organizationId}/projects/{projectId}/contractionHierarchy`

## Request

- Base URL: `https://app.chargerobotics.com` (the document declares no server; this is the origin it was published from)
- URL: `https://app.chargerobotics.com/api/v1/organizations/{organizationId}/projects/{projectId}/contractionHierarchy`
- Auth: API key in header `Authorization`

## Path parameters

- `organizationId` string, required
- `projectId` string, required

## Query parameters

- `authToken` string

## Response `200`

A successful response.(streaming responses)

- string, binary

## Other responses

- `default`: An unexpected error response.

---

[API](https://skmtc.dev/chargerobotics/apis/sunrise-studio.md) - [All operations](https://skmtc.dev/chargerobotics/apis/sunrise-studio/llms.txt) - [OpenAPI document](https://skmtc.dev/chargerobotics/apis/sunrise-studio/revisions/802f6962f132?raw)