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Embedding grad sampler mis-sizes per-sample gradients for batch-broadcast inputs, breaking DP full fine-tuning of GPT-2-class models

Status: Open.

#841 In meta-pytorch/opacus;

· immu4989 opened on Jul 30, 2026

Request for feedback from Opacus users on a possible OpenDP collaboration

Status: Open.

#839 In meta-pytorch/opacus;

· eddiestudies opened on Jul 20, 2026

Training with DP fails after using ModuleValidator.fix()

Status: Open.

#828 In meta-pytorch/opacus;

· SpaghettiBorgar opened on Jun 17, 2026

Add tutorial: DP fine-tuning of causal language models with LoRA

Status: Open.

#827 In meta-pytorch/opacus;

· immu4989 opened on Jun 15, 2026

Silent corrupted LoRA weight updates with Opacus 1.5.4 + PEFT 0.18.x: training appears normal but models are unusable

Status: Open.

#820 In meta-pytorch/opacus;

· MN-NR opened on May 19, 2026

Potential mismatch between FEASGM-style normalization and SGM-based privacy accounting

Status: Open.

#819 In meta-pytorch/opacus;

· Eexac opened on May 18, 2026

WeightedRandomSampler causes silent epsilon miscalculation)

Status: Open.

#813 In meta-pytorch/opacus;

· MN-NR opened on Mar 29, 2026

Inconsistent privacy budget

Status: Open.

#804 In meta-pytorch/opacus;

· Drxdx opened on Jan 13, 2026

How to calculate the overall privacy budget generated during federated differential privacy model training using Opacus?

Status: Open.

#803 In meta-pytorch/opacus;

· will-last opened on Dec 3, 2025

Support LoRA adapters with Tensor Parallelism (TP)

Status: Open.

#789 In meta-pytorch/opacus;

· xzhouAxon opened on Oct 3, 2025

Support for Shifted Window Attention in Opacus

enhancementNew feature or requestNew feature or request

Status: Open.

#752 In meta-pytorch/opacus;

· xoxo121 opened on Apr 22, 2025

RuntimeError: Tensor on device cuda:0 is not on the expected device meta!

Status: Open.

#737 In meta-pytorch/opacus;

· LucasMagnana opened on Mar 3, 2025