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B200/B300 support: current FA4 attention backend underperforms and lacks tuned SM10x kernel path

Status: Open.

#113 In PKU-YuanGroup/Helios;

· baonudesifeizhai opened on May 15, 2026

How long does the memory-mechanism need?

Status: Open.

#112 In PKU-YuanGroup/Helios;

· Teiboku opened on May 15, 2026

restrict_self_attn 和autoregressive

Status: Open.

#111 In PKU-YuanGroup/Helios;

· zaczgao opened on May 12, 2026

How to add control signal？如何新增控制条件？

Status: Open.

#110 In PKU-YuanGroup/Helios;

· melongdd opened on May 11, 2026

严正声明：网络不是法外之地！立即停止针对 Helios 仓库的一切恶意攻击

Status: Open.

#109 In PKU-YuanGroup/Helios;

· qqingzheng opened on May 8, 2026

Question about inference speed and VRAM used 推理速度及显存打印与实际不符问题

Status: Open.

#73 In PKU-YuanGroup/Helios;

· LeeKeyu opened on Apr 23, 2026

[Bug] Helios-Distilled Incompatibility with Diffusers and Torch 2.5.1

Status: Open.

#72 In PKU-YuanGroup/Helios;

· zubertaj123 opened on Apr 22, 2026

请问有Ascend npu的训练代码吗？

Status: Open.

#71 In PKU-YuanGroup/Helios;

· CN-makers opened on Apr 22, 2026

I2V motion不足

Status: Open.

#70 In PKU-YuanGroup/Helios;

· melongdd opened on Apr 20, 2026

[Urgent Notice & Help Needed] Regarding the Account Suspension of Core Maintainer (@SHYuanBest) and Missing Issue Replies

Status: Open.

#69 In PKU-YuanGroup/Helios;

· qqingzheng opened on Apr 18, 2026

推理效果疑问

Status: Open.

#68 In PKU-YuanGroup/Helios;

· splinter21 opened on Apr 17, 2026

meaning of length_bucket_options

Status: Open.

#66 In PKU-YuanGroup/Helios;

· YandanYang opened on Apr 10, 2026