ERNIE 5.5 Flash Base

Released
2026-11-05
Last refreshed
2026-11-05
Status
Researched 1d ago
Open weightsCommercial use: restrictedLong context

ERNIE 5.5 Flash Base is available now for long context with open-weight and 1M context; evaluate it while provider pricing coverage matures.

Baidu AI releases · 10 in the last 12 months · this family litChangelog →
Specifications
Family
ERNIE 5.5
Released
2026-11-05
Context
1M
Parameters
280B (14B active)
Architecture
Mixture of Experts
Specialization
general
Openness
Open weights
Weights
Available
Code
Unknown
Training
Pretrained
Created by
Baidu AI

Innovative text-to-video and app builder

Beijing, China
Founded 2010
Website
Pricing

No tracked provider pricing is available yet.

Links
Website HuggingFace

About

ERNIE 5.5 Flash Base is Baidu's open-weight pretrained base model for ERNIE 5.5 Flash, released November 5, 2026. It is a text-only sparse Mixture-of-Experts model with 280B total and 14B activated parameters, pre-trained from scratch on 33.5T tokens with up to 128K training context; fine-tuning and inference support a 1M-token context. Weights (with a BF16 variant) are on Hugging Face under the ERNIE 5.5 Flash Base Model License.

Providers

No active provider routes are tracked for this model yet.

Capabilities

No model capability flags are currently sourced.

Benchmark peer barsfor Long context

No task-mapped benchmark peers are available for this model yet.

Migration checks

No linked migration route is available for this model yet.

API versions

baidu/ERNIE-5.5-Flash-Basebaidu/ERNIE-5.5-Flash-Base-BF16