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[Bug] Megatron-FSDP fails only at MBridge due to assert

bugSomething isn't workingSomething isn't working

performance

performance/releasePerformance items related with NeMo releasePerformance items related with NeMo release

Status: Open.

Bug

#1971 In NVIDIA-NeMo/Megatron-Bridge;

· erhoo82 opened on Jan 16, 2026

Flextron support for nemotron hybrid

enhancementNew feature or requestNew feature or request

Status: Open.

#785 In NVIDIA-NeMo/Megatron-Bridge;

· JRD971000 opened on Sep 26, 2025

Hyena Support

bionemo

modelmodelmodel

model-bridgeonly

Status: Open.

#148 In NVIDIA-NeMo/Megatron-Bridge;

· ananthsub opened on Jun 30, 2025

Bert Support

modelmodelmodel

model-bridgeonly

Status: Open.

Feature

#154 In NVIDIA-NeMo/Megatron-Bridge;

· ananthsub opened on Jun 30, 2025

Allow mix and match FSDP + PP in VL

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#956 In NVIDIA-NeMo/Megatron-Bridge;

· yaoyu-33 opened on Oct 15, 2025

Need a new conversion path to handle quantized HF models

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#967 In NVIDIA-NeMo/Megatron-Bridge;

· yaoyu-33 opened on Oct 15, 2025

Update training loop to support M4 (Multi Module Multi Mapping)

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#753 In NVIDIA-NeMo/Megatron-Bridge;

· yashaswikarnati opened on Sep 24, 2025

Replace deprecated typehints

good first issueGood for newcomersGood for newcomers

Status: Open.

#993 In NVIDIA-NeMo/Megatron-Bridge;

· ananthsub opened on Oct 18, 2025

Add Training Config Diff Tool: Mbridge vs. NeMo vs. MLM

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#1063 In NVIDIA-NeMo/Megatron-Bridge;

· yaoyu-33 opened on Oct 23, 2025

Clean up model variant providers and related provider functional tests

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#1076 In NVIDIA-NeMo/Megatron-Bridge;

· yaoyu-33 opened on Oct 24, 2025

add provide data_loader api to dataset providers

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#1099 In NVIDIA-NeMo/Megatron-Bridge;

· yaoyu-33 opened on Oct 27, 2025

Support GLM-4.5V

modelmodelmodel

model-bridgeonly

p0

Status: Open.

Feature

#637 In NVIDIA-NeMo/Megatron-Bridge;

· snowmanwwg opened on Sep 14, 2025

Falcon H1 Model Support

modelmodelmodel

model-bridgeonly

model-falcon

p0

x-tii

Status: Open.

Feature

#657 In NVIDIA-NeMo/Megatron-Bridge;

· sbhavani opened on Sep 16, 2025

Add sequence packing in VLM datasets (HF and Preloaded)

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#1106 In NVIDIA-NeMo/Megatron-Bridge;

· yaoyu-33 opened on Oct 27, 2025

nemo:25.09 /opt/Megatron-Bridge module directories missing package designator __init__.py

bugSomething isn't workingSomething isn't working

community-request

t-dependencies

x-googlevertex

Status: Open.

Bug

#1078 In NVIDIA-NeMo/Megatron-Bridge;

· dfisk opened on Oct 24, 2025

Need a FP8 (low precision) page in Doc

enhancementNew feature or requestNew feature or request

Status: Open.

Task

#1147 In NVIDIA-NeMo/Megatron-Bridge;

· yaoyu-33 opened on Oct 30, 2025

Update all docstring / doc commands to use uv run

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#1273 In NVIDIA-NeMo/Megatron-Bridge;

· yaoyu-33 opened on Nov 10, 2025

MTP Support for VLM Training

enhancementNew feature or requestNew feature or request

model-qwen

x-aisg

x-lg

Status: Open.

Feature

#1313 In NVIDIA-NeMo/Megatron-Bridge;

· eagle705 opened on Nov 12, 2025

Mixtral Support

modelmodelmodel

model-bridgeonly

Status: Open.

#144 In NVIDIA-NeMo/Megatron-Bridge;

· ananthsub opened on Jun 30, 2025

Update Documentation/Perf guide on TP overlap with user buffers overlap

documentationImprovements or additions to documentationImprovements or additions to documentation

support

Status: Open.

#333 In NVIDIA-NeMo/Megatron-Bridge;

· snowmanwwg opened on Aug 3, 2025

Perf Benchmarking Doc - add a section on how to benchmark a custom llm model variant using these performance scripts section

documentationImprovements or additions to documentationImprovements or additions to documentation

support

Status: Open.

#337 In NVIDIA-NeMo/Megatron-Bridge;

· snowmanwwg opened on Aug 3, 2025

[Documentation] Specify supported GPU Architectures in Docs

documentationImprovements or additions to documentationImprovements or additions to documentation

support

Status: Open.

#424 In NVIDIA-NeMo/Megatron-Bridge;

· shashank3959 opened on Aug 18, 2025

Some perf config is affecting convergence in downstream

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#1486 In NVIDIA-NeMo/Megatron-Bridge;

· yaoyu-33 opened on Nov 24, 2025

[data] Support option to switch between replicated TP load and broadcast

enhancementNew feature or requestNew feature or request

Status: Open.

Task

#626 In NVIDIA-NeMo/Megatron-Bridge;

· ananthsub opened on Sep 10, 2025

Logging to MLFlow

enhancementNew feature or requestNew feature or request

Status: Open.

#1387 In NVIDIA-NeMo/Megatron-Bridge;

· sbhavani opened on Nov 17, 2025