---
title: "List model builders"
method: GET
path: "/model_builders"
tags: ["Model builders"]
---

# List model builders

`GET /model_builders`

## Request

- Base URL: `https://api.ionworks.com`
- URL: `https://api.ionworks.com/model_builders`
- Auth: none declared

List model builders, optionally one project's and one model's.

## Query parameters

- `project_id` string, uuid, nullable
- `model_id` string, uuid, nullable
- `limit` integer
- `offset` integer

## Response `200`

Successful Response

- object

## Other responses

- `422`: Validation Error

## Changes

- **2026-10-22** `39d84bb8875e`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/ionworks/apis/ionworks-api/changes/model_builders/get.md)

---

[API](https://skmtc.dev/ionworks/apis/ionworks-api.md) - [All operations](https://skmtc.dev/ionworks/apis/ionworks-api/llms.txt) - [OpenAPI document](https://skmtc.dev/ionworks/apis/ionworks-api/revisions/abebbbc5f60a?raw)