vLLM Jev: native vLLM serving for open System One checkpoints
mode-io published vLLM Jev (repo created 24 Sep 2026; Apple Silicon + Laya path merged 27 Sep): vllm-jev serve <hf-id> prepares a supported open decision checkpoint and serves Choice / Noul / Score at POST /v1/systemone. Linux uses native vLLM; Mac preview uses MLX/MPS, including multimodal Valen.
About 94 GitHub stars by 29 Sep. README latency tables (e.g. Valen image median 231.9 → 77.3 ms) are UnverifiedClaim. Amplified on X by NFT_Chen (55 likes; post read in full via twscrape).
Runtime entry: /runtimes/vllm-jev. Nearby: Ollaya.