About this model or application
ERNIE 5.1 is announced for ERNIE chat and AI Studio. ERNIE 4.5 visual-language weights have a separate Apache-2.0 release. Hosted and downloadable access are distinguished.
Family & other versions2 sources
Background for the family or other versions. These sources are counted separately from evidence for this release.
Model cards & docsOfficial
ERNIE 5.1 official documentationFamily & other versions
Official model specifications and deployment information.
Model cards & docsOfficial
ERNIE-4.5-VL-28B-A3B-PT official documentationFamily & other versions
Official model specifications and deployment information.
Model family catalog2
Current models
Official catalogERNIE 5.1AvailableMaker app
- Model ID
ERNIE-5.1- Released
- 2026-05-09
- Availability
- Available
- Input
- Text
- Output
- Text
- Deployment / access
- Maker app
- Capabilities
- Reasoning
Announcement evidence confirms the hosted model. API ID, context, output limits and absolute parameters remain unspecified here.
ERNIE-4.5-VL-28B-A3B-PTAvailable131.072K ContextOpen weights
- Model ID
baidu/ERNIE-4.5-VL-28B-A3B-PT- Released
- Not stated
- Availability
- Available
- Input
- Text · Image
- Output
- Text
- Context
- 131,072 tokens
- Parameters
- 28B / 3B active
- Deployment / access
- Open weights · Local
- Weights
- Open weights
- License
- Apache-2.0
- Capabilities
- Reasoning · Vision