🎉 Day-0 support for
@Baidu_Inc’s ERNIE 5.5 Flash Base with vLLM!
280B total parameters, 14B active per token. Pre-trained on 33.5T tokens, with 128K training context and up to 1M tokens for fine-tuning and inference. Open Base weights for domain adaptation, instruction tuning and RL research.
Code highlights: 82.3% HumanEval+ and 40.1% LiveCodeBench pass
@1 (both 1-shot), versus 69.5% and 31.9% for DeepSeek-V4-Flash-Base under the same evaluation setup.
Efficiency is built into the architecture: 37 compressed-attention layers + 6 MLA-DSA layers, Multi-Router Latent MoE, and ECHO — reusing the final layer as a speculative draft.
Serve FP8 or BF16 with Baidu’s vLLM-ERNIE plugin on vLLM 0.32.0. ECHO runs through vLLM’s MTP path; recipes include expert parallelism, KV offload and prefill/decode disaggregation, with runs verified on
@NVIDIA GB200 and H100.
Weights are on
@huggingface and
@ModelScope2022.
Recipe:
FP8:
BF16:
Introducing ERNIE-5.5-Flash-Base, the pre-trained base of ERNIE 5.5 Flash before any mid- or post-training. The post-trained ERNIE 5.5 Flash is coming soon.
• 280B total / 14B activated MoE
• 33.5T pre-training tokens
• 128K training context, 1M for fine-tuning and inference
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