Issues

• how to use custom annotated data to fine-tune pi-0.5 model

  Physical-Intelligence/openpi#1076 · Filter by author victorming666 opened on Oct 30, 2026
  2

• Fine-tuning Pi05 on multi-thousand-second long episodes

  Physical-Intelligence/openpi#1075 · Filter by author tqb-web opened on Oct 27, 2026
  1

• when finetune 4*5090 pi0.5，NCCL operation ncclGroupEnd() failed: unhandled cuda error

  Physical-Intelligence/openpi#1065 · Filter by author zkailinzhang opened on Oct 10, 2026
  9

• π0.5 LoRA vs full fine-tune: identical training loss and open-loop action error, but 0/150 vs 60/150 in closed loop

  Physical-Intelligence/openpi#1060 · Filter by author LukeLIN-web opened on Oct 4, 2026
  5

• Exclude frozen parameters from EMA state when freeze_filter is set

  Physical-Intelligence/openpi#1054 · Filter by author RahimMirani opened on Sep 27, 2026

• scripts/train_pytorch.py debug crashes: image layout conversion is gated on uint8, and the vision projection width is hardcoded

  Physical-Intelligence/openpi#1049 · Filter by author okai-x opened on Sep 16, 2026

• pi0-FAST reaches ~85% on LIBERO-10 with a config-only fine-tuning change, up from the widely cited 60.2% baseline

  Physical-Intelligence/openpi#1047 · Filter by author Severus-Yang0 opened on Sep 15, 2026
  1

• websocket_policy_server sets max_size=None, allowing unbounded message size (resource-exhaustion DoS)

  Physical-Intelligence/openpi#1043 · Filter by author 0206pdh opened on Sep 12, 2026
  1

• no error train stop? wandb crashed, The run stopped sending data or did not successfully start.

  Physical-Intelligence/openpi#1040 · Filter by author zkailinzhang opened on Sep 6, 2026

• serve_policy exposes the websocket policy server on 0.0.0.0 with no --host flag and returns tracebacks to the client

  Physical-Intelligence/openpi#1039 · Filter by author sattyamjjain opened on Sep 5, 2026
  4

• convert the JAX version pi05_base checkpoint to the PyTorch version

  Physical-Intelligence/openpi#1032 · Filter by author HuiYSir opened on Sep 1, 2026

• Feature: add a read-only normalization compatibility report

  Physical-Intelligence/openpi#1025 · Filter by author TheRealBaoBao opened on Aug 27, 2026
  3

• pi05_full_droid_finetune defaults rlds_data_dir to /mnt/pi-data/kevin

  Physical-Intelligence/openpi#1022 · Filter by author rakhimovv opened on Aug 24, 2026

• Segfault (exit 139) during import openpi.policies.policy_config— native library load order + workaround

  Physical-Intelligence/openpi#1019 · Filter by author Xiao-buxiao opened on Aug 19, 2026
  1

• Jetson AGX Orin 64G deployment fails on Python 3.10 due to datetime.UTC and WebSocket timeout/keepalive issues

  Physical-Intelligence/openpi#1011 · Filter by author yujiongzhang opened on Aug 7, 2026

• open sauce pi0. (6-7-6-7) wen

  Physical-Intelligence/openpi#1006 · Filter by author sa3779 opened on Jul 19, 2026

• pi05_droid training config

  Physical-Intelligence/openpi#993 · Filter by author rsathua opened on Jul 9, 2026

• Numpy > 2 Support for openpi-client?

  Physical-Intelligence/openpi#991 · Filter by author Bam4d opened on Jul 3, 2026

• Performance gap between PyTorch and JAX fine-tuning of pi0.5_base on LIBERO / LIBERO-Plus OOD

  Physical-Intelligence/openpi#989 · Filter by author stimulus1594 opened on Jun 30, 2026

• (video) Wrist cam image does not attend to target [PI05 inference, SO-101 arm]

  Physical-Intelligence/openpi#988 · Filter by author grahamstelzer opened on Jun 29, 2026

• In the setup function inside the Module class in gemma.py, should the static_argnums parameter in nn.remat be set to (5,) or (6,)?

  Physical-Intelligence/openpi#987 · Filter by author xliu0105 opened on Jun 29, 2026

• convert_aloha_data_to_lerobot.py is outdated and extremely memory-heavy

  Physical-Intelligence/openpi#986 · Filter by author AaronDsouza-2006 opened on Jun 26, 2026

• How to properly merge LoRA weights back into a Pi0.5 (pi05) base checkpoint?

  Physical-Intelligence/openpi#985 · Filter by author tqb-web opened on Jun 25, 2026

• The inference timing script is incorrect

  Physical-Intelligence/openpi#983 · Filter by author nihalpothunoori opened on Jun 23, 2026

• How to export TRT from Pytorch of the Pi0.5?

  Physical-Intelligence/openpi#982 · Filter by author berryduan opened on Jun 23, 2026