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[BUG] Cosmos3-Edge reasoner-only inference initialises the 2.8 GB video VAE

Status: Open.

#128 In NVIDIA/cosmos-framework;

· chrisvoncsefalvay opened on Jul 22, 2026

[BUG] FA2 vs NATTEN on A100: 3.5–4.8× perf gap; what is the "flash2 varlen instability" in checks.py?

bugSomething isn't workingSomething isn't working

Status: Open.

#118 In NVIDIA/cosmos-framework;

· xiefan46 opened on Jul 20, 2026

Why does the conditioning image only go through VAE and not ViT

Status: Open.

#90 In NVIDIA/cosmos-framework;

· ssj9596 opened on Jul 6, 2026

[REPRODUCTION] Cosmos3-Nano on LIBERO-10: notes to help the next reproduction

Status: Open.

#50 In NVIDIA/cosmos-framework;

· daniel-gieseler opened on Jun 17, 2026

Request for an Example of the 57D Egocentric Motion Input

Status: Open.

#31 In NVIDIA/cosmos-framework;

· Zhangshy1019 opened on Jun 10, 2026

Need released-code recipe to reproduce Cosmos3 PAIBench-C transfer results

Status: Open.

#14 In NVIDIA/cosmos-framework;

· bhack opened on Jun 3, 2026