> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://developer.staging.frame.io/platform/v4/changelog/2025/8/25/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://developer.staging.frame.io/_mcp/server.

### Added:

* `GET` List version stacks in *experimental* added
* `GET` List version stacks with media links in *experimental* added
* `GET` List version stacks with metadata in *experimental* added

### Changed:

* `GET` List user roles for account in *experimental* , see *stable* API removed
* `GET` List user roles for workspace in *experimental* , see *stable* API removed
* `PATCH` Update user role in a workspace in *experimental* , see *stable* API removed
* `DELETE` Delete user from a workspace in *experimental* , see *stable* API removed
* `GET` List user roles for project in *experimental* , see *stable* API removed
* `PATCH` Update user role in a Project in *experimental* , see *stable* API removed
* `DELETE` Delete user from a project in *experimental* , see *stable* API removed
* `POST` Copy version stack to use `version_stack_id` value in *experimental* , see *stable* API modified