ComfyUI v0.39.0: partner nodes and EXR default set to 16 bit float
ComfyUI v0.39.0 adds multiple partner nodes (Anthropic Sonnet 5.5, Ideogram 4.5, HeyGen Video 1.0, Eleven v4/v4 Turbo, grok-imagine-video-1.5-lite), sets EXR default to 16 bit float, and ships asset and stability fixes.
What changed
Adds partner nodes for Anthropic Sonnet 5.5, Ideogram 4.5, HeyGen Video 1.0, Eleven v4 and v4 Turbo, grok-imagine-video-1.5-lite, FLUX 3 Image; sets default 'exr' bit depth to 16 bit float; adds --offline and --disable-partner-nodes flags.
Why it matters
Developers and creators will face fewer asset-scan and save interruptions (fewer locked saves and resumed scans), improving reliability when working with many model folders and asset libraries.
Who should care
DevelopersCreatorsEnterprises
Worth trying
Maybe — Use if you need partner model nodes or 16 bit EXR output.