ERNIE 5.5 Flash Base

Name: ERNIE 5.5 Flash Base
Author: Baidu

Baidu·China·Released 2026-11-05

Open weightsGeneral LLM

ERNIE 5.5 Flash Base is a closed-weight large language model from Baidu, released on 2026-11-05 as the base variant of the Flash tier in the ERNIE family.

—context

—per 1M tokens (in / out)

286Bparameters

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Specs

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Context window—

Max output—

Parameters286B

Knowledge cutoff—

Licenceother

Commercial useRestricted

InputText

OutputText

HF downloads (30d)1.7K

Familyernie

API price

USD per 1M tokens

Open weights: no official API price. Self-host or use a provider.

News timeline

from the AITOP feed, one story per eventAll 15 →

2026-11-07

Kimi K3.1 Pro 开源，百度 ERNIE 5.5 Flash、腾讯 Hy4 相继开放Genk

2026-11-05

vLLM ships day-0 support for Baidu's ERNIE 5.5 Flash BasevLLM

百度 ERNIE 5.5 Flash Base 基准测试取得同尺寸 SOTA，超越 DeepSeek-V4-Flash小互

百度 ERNIE-5.5 开放模型权重，联合 vLLM、SGLang 提供生态支持小互

百度开源 ERNIE 5.5 Flash Base：280B 参数、每 token 激活 14B 的 MoE 模型shao__meng