vllm
https://github.com/vllm-project/vllm
Python
A high-throughput and memory-efficient inference and serving engine for LLMs
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- Issues
- [Bugfix][Tool Parser] InternLM2: stream tool calls that arrive whole in a single delta
- [Bugfix][Frontend] Responses API: resolve explicit null background/truncation to their defaults
- [RFC]: Optimizing Asynchronous Stream Serialization in OpenAI API Entrypoint
- [Attention] Batch-level prefill/decode attention backend routing
- [Roadmap] vLLM Roadmap Q3 2026
- [Roadmap] Weight-loading-bound startup
- [Performance]: Model download at CLI entry: prior art, a first measurement, and a go/no-go protocol
- [Attention] DCP sparse MLA output-merge optimizations
- [Quantization] Fix misleading NVFP4 Marlin linear warning on FP4-native GPUs
- [RFC]: Layerwise and Sparse KV cache offloading to support longer sequence length
- Docs
- Python not yet supported