Build a Local Tencent Hy4 770B Agent Orchestration Workflow with vLLM 0.28.0 in 2026
Tencent just dropped Hy4-preview: a 770B-parameter Mixture-of-Experts model under Apache 2.0 with 1M-token context. Here is how to deploy it locally with vLLM 0.28.0 and orchestrate a multi-agent workflow that routes tasks across 256 expert shards.