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# LLM inference pipeline · vLLM + CUDA 12.4
from transformers import AutoModelForCausalLM
model = AutoModelForCausalLM.from_pretrained(
    "Llama-4-8B",
    device_map="auto",
    torch_dtype=torch.bfloat16
)
# streaming generation
for token in model.generate(
    input_ids, max_new_tokens=4096,
    do_sample=True, temperature=0.7
):
    print(token, end="", flush=True)