vLLM v0.27.0 Released: What's New, Breaking Changes & Upgrade Guide vLLM v0.27.0 upgrade is an environment migration, not a routine one-line package update. The official release notes describe Kimi K3 support, a move to PyTorch 2.13.0 with related dependency changes, ... Kimi K3 LLM Inference vLLM 11-Aug-2026 0 224