---
title: "Changes to POST /compatibility/subjects/{subject}/versions"
method: POST
path: "/compatibility/subjects/{subject}/versions"
---

# Changes to POST /compatibility/subjects/{subject}/versions

`POST /compatibility/subjects/{subject}/versions`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 1 of 5 revisions.

- **2026-10-30** (v8) `a2f9ca447c9b`: 3 info

## Changes

- **2026-10-30** (v8) `a2f9ca447c9b`: 3 info
  - added the optional property `messages` to the response with the `200` status (media type: application/json)
  - added the optional property `messages` to the response with the `200` status (media type: application/vnd.schemaregistry.v1+json)
  - added the optional property `messages` to the response with the `200` status (media type: application/vnd.schemaregistry+json)

---

[Operation](https://skmtc.dev/apicurio/apis/apicurio-registry-confluent-compatibility-api/docs/compatibility/subjects/:subject/versions/post.md) - [API](https://skmtc.dev/apicurio/apis/apicurio-registry-confluent-compatibility-api.md) - [Page](https://skmtc.dev/apicurio/apis/apicurio-registry-confluent-compatibility-api/changes/compatibility/subjects/:subject/versions/post)