---
title: "Changes to Set labels on a prompt version"
method: PUT
path: "/v2/prompt-versions/{version_id}/labels"
---

# Changes to Set labels on a prompt version

`PUT /v2/prompt-versions/{version_id}/labels`

> Every recorded change to this endpoint, newest first.
> 19 revisions in range; 1 not diffed.

## Timeline

Changed in 1 of 19 revisions.

- **2026-08-27** `9263b98aaefb` — 1 info

## Changes

- **2026-08-27** `9263b98aaefb` — 1 info
  - added the optional property `invocation_params/allOf[#/components/schemas/InvocationParams]/service_tier` to the response with the `200` status

---

[Operation](https://skmtc.dev/arize-ai/apis/arize-rest-api/docs/v2/prompt-versions/:version_id/labels/put.md) · [API](https://skmtc.dev/arize-ai/apis/arize-rest-api.md) · [Page](https://skmtc.dev/arize-ai/apis/arize-rest-api/changes/v2/prompt-versions/:version_id/labels/put)