---
title: "Changes to GET /projects/{projectId}/iterations/{iterationId}/performance"
method: GET
path: "/projects/{projectId}/iterations/{iterationId}/performance"
---

# Changes to GET /projects/{projectId}/iterations/{iterationId}/performance

`GET /projects/{projectId}/iterations/{iterationId}/performance`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 4 of 12 revisions.

- **2026-07-13** `e873dad2a189` — 1 warning, 2 info
- **2026-07-13** `82dfb72c78fa` — 2 info
- **2026-07-13** `50242c512f6f` — 2 info
- **2018-02-03** `8feb7cde15fc` — 2 breaking, 1 warning

## Changes

- **2026-07-13** `e873dad2a189` — 1 warning, 2 info
  - deleted the `header` request parameter `Training-Key`
  - api operation id `GetIterationPerformance` removed and replaced with `Iterations_GetPerformance`
  - api tag `ProjectApi` removed
- **2026-07-13** `82dfb72c78fa` — 2 info
  - api operation id `Iterations_GetPerformance` removed and replaced with `GetIterationPerformance`
  - api tag `ProjectApi` added
- **2026-07-13** `50242c512f6f` — 2 info
  - added the new optional `query` request parameter `overlapThreshold`
  - the `query` request parameter `threshold` became optional
- **2018-02-03** `8feb7cde15fc` — 2 breaking, 1 warning
  - added the new required `header` request parameter `Training-Key`
  - the `query` request parameter `threshold` became required
  - deleted the `query` request parameter `overlapThreshold`

---

[Operation](https://skmtc.dev/azure/apis/cognitiveservices-customvision-training/docs/projects/:projectId/iterations/:iterationId/performance/get.md) · [API](https://skmtc.dev/azure/apis/cognitiveservices-customvision-training.md) · [Page](https://skmtc.dev/azure/apis/cognitiveservices-customvision-training/changes/projects/:projectId/iterations/:iterationId/performance/get)