# 2026.16 Public API / SDK Changes

1 min read

**Heads Up – New API Version Coming Soon**

We want to inform you that a new version of the Public API is currently in development. No action is required on your end at this time - we will provide full documentation and a clear adoption timeline ahead of any changes.

**What's changing?**

- Enforced role-based access control (RBAC)
- Stricter request validation

**Public API Documentation:** Check out the documentation to learn more about how Public API Swagger works and where to access it: [Public API Documentation](https://docs.unique.ai/developers/software-development-kit-sdk/apis-graphql-internal-apis-for-admins/public-api-documentation).

**SDK Documentation:** [https://unique-ag.github.io/ai/unique-sdk/](https://unique-ag.github.io/ai/unique-sdk/)

## Public API [Copy link to this section](https://docs.unique.ai/it-operators/installing-and-upgrading-unique/release-notes-and-calendar/release-notes-2026/release-2026-16/2026-16-public-api-sdk-changes#public-api "Copy link to this section")

### Updates

tech Get Latest Message - the endpoint now returns an empty/204 response when the chat has no messages. The result is documented in the Swagger docs.