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Pull requests: OpenPipe/ART

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Pull requests list

dev: Add checkpoint forking end-to-end tests
#657 opened Apr 22, 2026 by arcticfly Collaborator Loading…
2 tasks
Add LoRA fork weight loading (pre-transformers-v5 base)
#654 opened Apr 16, 2026 by arcticfly Collaborator Loading…
2 of 3 tasks
fix S3 presign URI for checkpoint archive deployment
#653 opened Apr 16, 2026 by yu2001-s Loading…
Fix LocalBackend fork_checkpoint to overwrite initial LoRA for vLLM
#652 opened Apr 13, 2026 by arcticfly Collaborator Loading…
1
Fix megatron grad norm explosion
#648 opened Apr 10, 2026 by Kovbo Collaborator Loading…
Fix #632: "import weave" has an issue
#644 opened Apr 4, 2026 by JiwaniZakir Loading…
1
Preserve Tinker user metadata when reloading checkpoints
#643 opened Apr 4, 2026 by NenoL2001 Loading…
Expose LocalBackend from top-level package
#642 opened Apr 4, 2026 by NenoL2001 Loading…
fix: replace hardcoded API key with secure random token
#640 opened Apr 3, 2026 by Lidang-Jiang Loading…
2 tasks done
1
Replace kl_penalty_reference_step with kl_penalty_step_lag
#625 opened Mar 20, 2026 by angkywilliam Collaborator Loading…
3 tasks done
1
feat: Add KL support to PipelineTrainer backends
#624 opened Mar 20, 2026 by vivekkalyan Collaborator Loading…
Support PipelineTrainer on serverless backend
#623 opened Mar 19, 2026 by Kovbo Collaborator • Draft
feat: add endpoint_url support to s3_sync for MinIO compatibility
#589 opened Mar 1, 2026 by koriyoshi2041 Loading…
5 tasks
fix: remove LocalBackend from art.__all__ and fix docs reference
#588 opened Mar 1, 2026 by koriyoshi2041 Loading…
4 tasks
fix: resolve ruler function/module name collision
#587 opened Mar 1, 2026 by koriyoshi2041 Loading…
5 tasks
1
feat: add dedicated inference data parallel support
#581 opened Feb 25, 2026 by vivekkalyan Collaborator Loading…
fix: replace bare except with except Exception in server readiness check
#580 opened Feb 25, 2026 by haosenwang1018 Loading…
Unsloth sglang
#564 opened Feb 17, 2026 by pmukeshreddy Loading…
Track trajectory finish state using metadata
#563 opened Feb 15, 2026 by ashim-mahara Loading…
fix: move _internal_config assignment back into TrainableModel.__init__
#559 opened Feb 12, 2026 by saurabhbikram Loading…
feat: Megatron backend improvements for Docker and GPU memory
#558 opened Feb 12, 2026 by saurabhbikram Loading…
feat: add Dockerfile for GPU training with Megatron backend
#557 opened Feb 12, 2026 by saurabhbikram Loading…
fix: truncate excess scenarios instead of raising error in MCP generation
#556 opened Feb 12, 2026 by saurabhbikram Loading…
feat: add top-k entropy approximation for memory-efficient GRPO training
#555 opened Feb 12, 2026 by saurabhbikram Loading…
SGLang + Megatron: verl-style hybrid engine for ART RL training pipeline
#552 opened Feb 11, 2026 by pmukeshreddy Loading…
ProTip! Exclude everything labeled bug with -label:bug.