---
title: "Changes to Set the multiview overlay alpha on a vision mixer block."
method: PUT
path: "/api/flows/{flow_id}/blocks/{block_id}/overlay-alpha"
---

# Changes to Set the multiview overlay alpha on a vision mixer block.

`PUT /api/flows/{flow_id}/blocks/{block_id}/overlay-alpha`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 2 of 53 revisions.

- **2026-05-19** `b680d9fbbba8`: 1 info
- **2026-04-07** `1e67862a080e`: 1 breaking

## Changes

- **2026-05-19** `b680d9fbbba8`: 1 info
  - endpoint added
- **2026-04-07** `1e67862a080e`: 1 breaking
  - api removed without deprecation

---

[Operation](https://skmtc.dev/eyevinn/apis/strom-api/docs/api/flows/:flow_id/blocks/:block_id/overlay-alpha/put.md) - [API](https://skmtc.dev/eyevinn/apis/strom-api.md) - [Page](https://skmtc.dev/eyevinn/apis/strom-api/changes/api/flows/:flow_id/blocks/:block_id/overlay-alpha/put)