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#llm-training
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21 Sept
verl 0.9.1 adds pluggable rollout routing and faster RL checkpoint sync
verl 0.9.1 adds a rollout-router protocol and factory, extends delta-sharded weight synchronization to TorchTitan, and introduces GPU-lending async training. The release also moves dependency management to pyproject.toml and a committed uv.lock, making uv the supported installation path.
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