IQuest-Q1 320B MoE coding model gets day-0 support in vLLM

vLLM announced day-0 support for IQuest-Q1, a 320B-parameter MoE model with 15B active per token, 256 experts with 8 active, and a 524,288-token context.

The post credits existing vLLM features such as the hybrid KV cache coordinator, sinks attention path, and EAGLE speculative decoding with probabilistic draft sampling.

The linked material includes a Docker image and vllm serve commands, with and without recursive MTP.