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v0.15.1

Comfy-Org/ComfyUIv0.15.1Feb 26, 2026by github-actions[bot]

AI Summary

Patch release with bug fixes for KeyError prompts, Aimdo improvements, LTXAV memory estimation fixes, and frontend update to 1.39.19. Includes new WanVideo segmentation model support and per-guide attention strength control.

Key Highlights

  • Fixed KeyError when prompt entries lack class_type key
  • Aimdo updated to 0.2.2 with improved pytorch allocator integration
  • Frontend patched to 1.39.19 fixing progress text serialization
  • Added WanVideo-based segmentation model FlowRVS support
  • Added per-guide attention strength control in self-attention

New Features

  • WanVideo FlowRVS segmentation model support
  • Per-guide attention strength control in self-attention
  • NanoBanana2 API node added
  • GLSL node improvements with pyopengl accelerate numpy textures

Full Release Notes

## What's Changed
* Fix KeyError when prompt entries lack class_type key by @Kosinkadink in https://github.com/Comfy-Org/ComfyUI/pull/12595
* comfy aimdo 0.2.1 by @rattus128 in https://github.com/Comfy-Org/ComfyUI/pull/12620
* Disable dynamic_vram when using torch compiler by @rattus128 in https://github.com/Comfy-Org/ComfyUI/pull/12612
* Fix Aimdo fallback on probe to not use zero-copy sft by @rattus128 in https://github.com/Comfy-Org/ComfyUI/pull/12634
* comfy aimdo 0.2.2 by @rattus128 in https://github.com/Comfy-Org/ComfyUI/pull/12635
* Patch frontend to 1.39.19 (from 1.39.16) (fix progress text serialization in API nodes) by @christian-byrne in https://github.com/Comfy-Org/ComfyUI/pull/12642
* Fix LTXAV text enc min length. by @comfyanonymous in https://github.com/Comfy-Org/ComfyUI/pull/12640
* Fix ltxav te mem estimation. by @comfyanonymous in https://github.com/Comfy-Org/ComfyUI/pull/12643
* feat: Support WanVideo based segmentation model FlowRVS by @kijai in https://github.com/Comfy-Org/ComfyUI/pull/12637
* feat: per-guide attention strength control in self-attention by @tavihalperin in https://github.com/Comfy-Org/ComfyUI/pull/12518
* Cleanups to the last PR. by @comfyanonymous in https://github.com/Comfy-Org/ComfyUI/pull/12646
* fix: move essentials_category to correct replacement nodes by @christian-byrne in https://github.com/Comfy-Org/ComfyUI/pull/12568
* Fix GLSL node with pyopengl accelerate numpy textures by @pythongosssss in https://github.com/Comfy-Org/ComfyUI/pull/12650
* main: load aimdo earlier by @rattus128 in https://github.com/Comfy-Org/ComfyUI/pull/12655
* feat(api-nodes): add NanoBanana2 by @bigcat88 in https://github.com/Comfy-Org/ComfyUI/pull/12660
* Update workflow templates to v0.9.4 by @comfyui-wiki in https://github.com/Comfy-Org/ComfyUI/pull/12664


**Full Changelog**: https://github.com/Comfy-Org/ComfyUI/compare/v0.15.0...v0.15.1