Quotas
Type | Description | Limit |
Number of knowledge bases | The number of knowledge bases that can be created by each Alibaba Cloud account. | Unlimited |
Number of categories | The number of categories (parent and child) that can be created in each workspace. | 500 |
Number of files | The number of files that can be uploaded to each workspace. | 10,000 |
Number of data tables | The number of data tables that can be created in each workspace. | 1,000 |
File uploads
Supported formats
Knowledge bases for document search | Knowledge bases for data query and image Q&A | ||
Supported format | Limits | Supported format | Limits |
pdf, docx, doc, pptx, ppt |
| xlsx, xls |
|
txt, markdown, html | Up to 100 MB | ||
xlsx, xls | Up to 20 MB | ||
png, jpg / jpeg, bmp, gif |
| ||
Upload operations
Type | Description | Limit |
Number of files per import | The number of files that can be imported at one time in the console. This limit does not apply to batch imports that use an API. However, import no more than 10,000 files at a time. | 50 |
Number of tags | The number of tags that can be attached to a single file. | 32 |
Data processing
Chunking
Type | Description | Limit |
Number of text chunks | The number of text chunks for a single file. | Unlimited |
Text chunk length | The number of tokens in a single text chunk. | 6,000 |
Embedding
For more information, see Text and multimodal embedding.
Type | Description |
Embedding model |
|
Embedding dimensions |
The preceding embedding dimensions cannot be changed. |
Retrieval
Type | Description | Limit |
Number of retrieved text chunks | The number of text chunks that can be retrieved in a single query. | 20 |