vLLM v0.16.0 Please note that this release was branch cut on Feb 8, so any features added to vLLM after that date is not included. Highlights This release features 440 commits from 203 contributors (7 new)! Async scheduling + Pipeline Parallelism is now fully supported, delivering 30.8% E2E throughput improvement and 31.8% TPOT improvement (#32618). Realtime API: A new WebSocket-based Realtime API enables streaming audio interactions (#33187), building on the Voxtral realtime infrastructure. RLHF workflow improvements: Native NCCL-based weight syncing API (#31943), layerwise weight reloading for QeRL (#32133), and engine pause/resume with request preservation (#32351).

Unified Parallel Drafting for speculative decoding (#32887), plus spec decode now works with structured outputs (#33374) and penalty application in Model Runner V2 (#33251). Major XPU platform overhaul: Deprecated IPEX in favor of vllm-xpu-kernels (#33379), adding MoE (#33659), MXFP4 MoE (#33679), WNA16 (#33973), scaled_mm (#34117), and FP8 MoE (#34202) support. Model Support New architectures: GLM-OCR with MTP (#33005), Qwen3-ASR (#33312), DeepSeek-OCR-2 (#33165), Intern-S1-Pro (#33636), MiniCPM-o 4.5 (#33431)…