Issues

• H3 BF16 SP gradient differences: is an opt-in cuDNN backend appropriate?

  ByteDance-Seed/VeOmni#1308 · Filter by author blacklist-twx opened on Oct 15, 2026

• [RFC] Target-centric, shard-on-read checkpoint loading

  ByteDance-Seed/VeOmni#1297 · Filter by author Coach257 opened on Oct 13, 2026
  1

• [ops, perf] Grouped GEMM: fc1 activation runs eager between two GEMM launches

  ByteDance-Seed/VeOmni#1289 · Filter by author wangzhao-11a opened on Oct 11, 2026

• [dist, ops] MoE EP: per-layer host syncs (.tolist) and per-call permute-order rebuilds

  ByteDance-Seed/VeOmni#1288 · Filter by author wangzhao-11a opened on Oct 11, 2026

• [RFC] ShardedEmbedding: one vocab-sharded embedding operator for text embeddings, PLE and n-gram tables

  enhancement
  ByteDance-Seed/VeOmni#1270 · Filter by author Coach257 opened on Oct 8, 2026
  1

  

• global_step overcounts when dataloader raises StopIteration mid-epoch

  ByteDance-Seed/VeOmni#1267 · Filter by author OnePunchMonk opened on Oct 5, 2026

• [model] MiniMax H3: FSDP2 mixed precision computes the official FP32 projections in BF16

  ByteDance-Seed/VeOmni#1263 · Filter by author NancyFyong opened on Oct 4, 2026

• [model] Wan T2V (diffusers) Ulysses SP: odd lengths and per-token timesteps crash, eager ignores SP

  ByteDance-Seed/VeOmni#1249 · Filter by author OnePunchMonk opened on Sep 25, 2026

• [model] Flux Ulysses SP crashes when image or text length isn't divisible by sp_size

  ByteDance-Seed/VeOmni#1245 · Filter by author OnePunchMonk opened on Sep 25, 2026

• [data] IterableDataset drops samples with multiple DataLoader workers

  ByteDance-Seed/VeOmni#1240 · Filter by author yeyeyeping opened on Sep 24, 2026
  2

• [RFC] Unified diffusion attention selection and local/Hub FlashAttention execution

  ByteDance-Seed/VeOmni#1238 · Filter by author NancyFyong opened on Sep 24, 2026
  3

• RFC: Diffusion Remove-Padding with MiniMax H3 as the First Consumer

  ByteDance-Seed/VeOmni#1198 · Filter by author NancyFyong opened on Sep 16, 2026

• [model,docs] Qwen3.8-Flash-Next Ulysses SP Support

  ByteDance-Seed/VeOmni#1163 · Filter by author Lihui-Gu opened on Sep 7, 2026

• Docker generator reports false drift on non-UTF-8 Windows locales

  ByteDance-Seed/VeOmni#1116 · Filter by author dajiaohuang opened on Aug 24, 2026

• [omni, data, parallel] feat: module-level data balance for the Omni graph

  ByteDance-Seed/VeOmni#1074 · Filter by author Coach257 opened on Aug 18, 2026
  5

  

• [BREAKING][ops, omni, model] refactor: make op and kernel selection per-module

  ByteDance-Seed/VeOmni#1073 · Filter by author Coach257 opened on Aug 18, 2026

• [omni, model, config, docs] feat: visual instruction tuning with Qwen3 + ViT

  ByteDance-Seed/VeOmni#1072 · Filter by author Coach257 opened on Aug 18, 2026
  3

• [omni, model, config, docs] feat: support Bagel in SeedOmni V2

  ByteDance-Seed/VeOmni#1071 · Filter by author Coach257 opened on Aug 18, 2026

• [omni, model, config, docs] feat: support Qwen3-VL in SeedOmni V2

  ByteDance-Seed/VeOmni#1070 · Filter by author Coach257 opened on Aug 18, 2026

• [omni, model, config, docs] feat: support Qwen3-MoE in SeedOmni V2

  ByteDance-Seed/VeOmni#1069 · Filter by author Coach257 opened on Aug 18, 2026

• [omni, model, config, docs] feat: support Qwen3 in SeedOmni V2

  ByteDance-Seed/VeOmni#1068 · Filter by author Coach257 opened on Aug 18, 2026

• [omni, model, config, docs] feat: support Janus in SeedOmni V2

  ByteDance-Seed/VeOmni#1067 · Filter by author Coach257 opened on Aug 18, 2026

• [docs, agent] docs: SeedOmni V2 design docs, skill and new-model guide

  ByteDance-Seed/VeOmni#1066 · Filter by author Coach257 opened on Aug 18, 2026

• [omni, ckpt, ops, misc] feat: adapt shared components to module-level runtimes

  ByteDance-Seed/VeOmni#1065 · Filter by author Coach257 opened on Aug 18, 2026

• [omni, trainer] feat: add OmniModelRuntime, ModuleRuntime and the Omni trainer

  ByteDance-Seed/VeOmni#1064 · Filter by author Coach257 opened on Aug 18, 2026