llama.cpp v0.6.0 introduces the new llama_batch_ext extended batch API (with llama_process) for mixed token/embedding inputs and MTP/deepstack state embeddings, adds support for the GLM-5.3-Flash (GLM5-Next) 320B hybrid model, the Clef decision model (text and vision) and MTP speculative decoding for Qwen4Exp, ships a new /v1/systemone server API for decision models (laya, julia-1, lev, openjev, kev, nimble), overhauls the Web UI with a Hugging Face Hub data layer and model download pipeline, adds a Metal tensor-API flash attention kernel for F16 KV, sparse flash attention for quantized K/V on Vulkan, and updates ggml to v0.26.0.