v0.38.0 v0.39.0
Comfy-Org/ComfyUISep 29, 2026 → Oct 5, 20266 days between releases
What's New
Fixes critical DB locking issues and adds support for FLUX 3, Grok Video, and Ideogram models
New Features
- Added support for FLUX 3, Grok Video, and ElevenLabs v4 models
- Added DynamicGroup widget input
- Added 16-bit float support for Save EXR files
- Added auto-disable pinned memory on integrated GPUs
- Added new command-line flags for offline usage and partner node management
Improvements
- Improved Save Video encoding quality defaults
- Added asset scan reporting features (CPU time, paused time, failure classification)
- Added support for new video and image generation partners like Ideogram and ElevenLabs
Bug Fixes
- Fixed crash when selecting int8 or int4 cache in Qwen Image 2.1
- Fixed minimax vae offload issue
- Fixed database locking issues that caused hangs during asset scans
- Don't let a model category that can't be listed abort the scan
- Recover records when a drive comes back with hashing off
Upgrade Notes
v0.39 introduces new command-line flags `--offline` and `--disable-partner-nodes` for offline usage and partner node management. The release fixes critical database locking issues that caused hangs during asset scans in v0.38. Users can now save EXR files with 16-bit float precision.
The Two Releases
v0.38.0
Sep 29, 2026· 22 days ago
This release focuses on performance optimizations for models like Qwen and Flux, alongside significant improvements to asset management and database locking to prevent UI freezes. It also adds support for several new partner model nodes and features like HDR color space conversion.
Full release notesv0.39.0
Oct 5, 2026· 16 days ago
v0.39.0 addresses critical stability issues regarding database locking during asset scans and saves. It introduces new command-line options for offline usage and partner node management, along with support for new video and image generation partners like Ideogram and ElevenLabs.
Full release notes