---
title: "Changes to List Optimization Runs"
method: GET
path: "/optimizations/{id}/runs"
---

# Changes to List Optimization Runs

`GET /optimizations/{id}/runs`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 2 of 25 revisions.

- **2026-09-30** `ea3d377fec1a`: 1 breaking
- **2026-09-26** `8ed5440390f0`: 2 info

## Changes

- **2026-09-30** `ea3d377fec1a`: 1 breaking
  - for the `path` request parameter `id`, the format changed from no format to `uuid`
- **2026-09-26** `8ed5440390f0`: 2 info
  - added the optional property `items/element_key` to the response with the `200` status
  - added the optional property `items/start_id` to the response with the `200` status

---

[Operation](https://skmtc.dev/ionworks/apis/ionworks-api/docs/optimizations/:id/runs/get.md) - [API](https://skmtc.dev/ionworks/apis/ionworks-api.md) - [Page](https://skmtc.dev/ionworks/apis/ionworks-api/changes/optimizations/:id/runs/get)