v0.3.4

What's Changed

• Support OAI-GPT-OSS by @foreverlms in #202
• feat: support multi-turn rl and tool call by @jingxu9x in #197
• fix: prompts payload from dataset fixed for general cases. by @lfengad in #285
• refactor: use api_client replace request url by @jingxu9x in #265
• Add cosine similarity check into context parallel test by @foreverlms in #289
• fix: For pending weight sync cmds in rollout to do them all at once. by @lfengad in #291
• fix: more cases compatible for the RLpayload format update by @lfengad in #293
• fix: Refine command fetch filter in validation case. by @lfengad in #295
• fix: Relax packing sequence test check by @lfengad in #299
• Support cp for VLMs by @kane-vln in #296
• Activation offload in policy by @foreverlms in #294
• Support gpt-oss based internvl of SFT by @kane-vln in #290
• Set p2r nccl group size default to 1. by @foreverlms in #308
• Move reward calculation to rollout worker by @lfengad in #292
• feat: custom sampler support by @lfengad in #309
• feat: custom batch sampler support and batch data loader in RL. by @lfengad in #314
• fix: add warning log for dataloader batch setting by @lfengad in #316
• [Feat] Implement GSPO by @Bin-NV in #306
• Optimize hfmodel loading by @kane-vln in #323
• Support qwen3_vl_moe sft by @kane-vln in #315
• Supporting pure text prompt for qwen2.5-vl by @zekunhao1995 in #326
• Fix HF_HOME model path by @Dinghow in #328
• Adjust samples generation for on-policy. by @foreverlms in #324
• Cache model downloads in CI by @bddppq in #332
• feat: update reference and optimizers periodically by @lfengad in #327
• feat: More metrics collection during RL by @lfengad in #330
• feat: lora alpha pattern by @xlu451 in #331
• Fix: qwen3_vl_moe data packer renaming by @kane-vln in #333
• HF way support of Qwen3-VL. by @foreverlms in #329
• fix weight version calc in on-policy by @foreverlms in #339
• feat: Refine step logic with optimization batch control by @lfengad in #338
• Disable dual streams in act-offloading by @foreverlms in #341
• feat: Reduce peak memory in P2R check process by @lfengad in #340
• Fix CI failure by @foreverlms in #344
• fix: fix unmatched token numbers in calculating token-mean loss by @lfengad in #342

New Contributors

• @Bin-NV made their first contribution in #306
• @zekunhao1995 made their first contribution in #326

Full Changelog: v0.3.3...v0.3.4