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Commits on Oct 14, 2025

• chore: add optimizer content within Doc (#447)

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  ZiyiTsang

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Commits on Oct 13, 2025

• fix: move pause/continue_generation operations into update_weights (#446)

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  Wentai Zhang

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• feat. Add more optimizer choice (#431)

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  ZiyiTsang

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• fix update weights from disk in FSDP engine (#443)

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  garrett4wade

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• [Feature] Add patch to accelerate SGLang weight loading (#324)

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• Support weights update from distributed sources for Megatron (#413)

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  Wentai Zhang

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Commits on Oct 12, 2025

• fix: use "loss_mask" as a backup for "full_loss_mask" when Ulysses is disabled and synchronize the boba GRPO yaml config (#441)

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• synchronize boba_grpo entrypoint script with gsm8k_grpo (#439)

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• chore: add comprehensive agent operations guide to AGENTS.md (#440)

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Commits on Oct 11, 2025

• Bump v0.3.4 (#438)

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• Update multi-turn math example config and learning curve (#437)

  

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• [Bug Fix] Fix multi-turn math example (#436)

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• upgrade sglang version requirement (#428)

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• Fix a bug of preparing Ulysses inputs for loss function in PPO (#434)

  

  Wentai Zhang

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• Revert "Bump v0.3.4 (#430)" (#433)

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• Bump v0.3.4 (#430)

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• fix: fix FSDP tensor parallelism for PPO (#426)

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Commits on Oct 10, 2025

• feat: all-gather logprobs rather than logits in seqlen dim in FSDP Ulysses SP (#375)

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• [FIX] fix launch error without training scripts in LLM_SERVER_ONLY mode (#425)

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• fix unit tests for the next release (#418)

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Commits on Oct 9, 2025

• fix: fix launching vLLM with ray (#420)

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• chore: disable radix cache for SGLang by default (#421)

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• fix vllm compatibility issue (#417)

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• chore: Move multi-turn math example outside the `math` folder and update README (#416)

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Commits on Sep 30, 2025

• [Feat] support vllm with slurm launcher (#404)

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• doc: update supported algorithms in readme (#411)

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• support different kl estimator, support reinforce++ and reinforce++-baseline (#408)

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• add rpc server/client for the single-controller mode (#377)

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• chore: fix the if logic of deprecated usage in stats logger (#407)

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• update: apply batch norm to advantages, move original normalization to reward_norm (#401)

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• add .DS_Store to .gitignore (#406)

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Commits on Sep 29, 2025

• fix: fixed nccl -> xccl change for remaining examples (#400)

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• feat: save exp config to wandb (#402)

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• feat: support RLOO algorithm using leave_one_out norm and update docs (#397)

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• chore: update readme (#395)

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