workbench-container-slim-2606 image family
(slim and Python 3.12) of Agent Platform Workbench. Each entry lists the image
version that was released and the changes it contains.
For the versioning scheme and lifecycle dates, see Image versioning and lifecycle. For product-level updates that aren't specific to an image, see Agent Platform Workbench release notes.
You can see the latest product updates for all of Google Cloud on the Google Cloud page, browse and filter all release notes in the Google Cloud console, or programmatically access release notes in BigQuery.
August 23, 2026
Installed latest packages from upstream dependencies.
20260823-2330-rc0 Release
August 16, 2026
Updated the bundled Ruby gems rexml and net-imap to patched versions, addressing known vulnerabilities.
20260816-2330-rc0 Release
Updated aiohttp, joblib and cryptography to patched versions, addressing known vulnerabilities including CVE-2022-21797 and CVE-2025-69223.
Installed latest packages from upstream dependencies.
August 09, 2026
Installed latest packages from upstream dependencies.
20260809-2330-rc0 Release
August 02, 2026
20260802-2330-rc0 Release
Fixed issue with JupyterLab UI silently reverting file changes and interrupting kernels due to Gemini CLI's auto reload extension.
The JupyterLab last-active and auto-reload extensions are now enabled only when Gemini CLI is configured, preventing them from affecting the native JupyterLab UI otherwise.
Installed latest packages from upstream dependencies.
Fixed an error that could prevent creating new micromamba environments at runtime due to package cache permissions.
June 30, 2026
Python 3.12 base containers for Agent Platform Workbench custom containers
You can build custom containers for Agent Platform Workbench instances using Python 3.12 base containers, in addition to the default Python 3.10 base containers. The Python 3.12 standard and slim base containers are available at the following URIs:
us-docker.pkg.dev/workbench-images/gcr.io/workbench-container-2606:latestus-docker.pkg.dev/workbench-images/gcr.io/workbench-container-slim-2606:latest