---
title: "Changes to Update an experiment by ID"
method: PATCH
path: "/v1/experiments/{experiment_id}"
---

# Changes to Update an experiment by ID

`PATCH /v1/experiments/{experiment_id}`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 2 of 71 revisions.

- **2026-06-12** `31371152a791` — 1 info
- **2026-04-29** `c81391216eb5` — 1 breaking

## Changes

- **2026-06-12** `31371152a791` — 1 info
  - endpoint added
- **2026-04-29** `c81391216eb5` — 1 breaking
  - api removed without deprecation

---

[Operation](https://skmtc.dev/arize-ai/apis/arize-phoenix-rest-api/docs/v1/experiments/:experiment_id/patch.md) · [API](https://skmtc.dev/arize-ai/apis/arize-phoenix-rest-api.md) · [Page](https://skmtc.dev/arize-ai/apis/arize-phoenix-rest-api/changes/v1/experiments/:experiment_id/patch)