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Developer: BAAI · Open-source embedding model

A Chinese text embedding model for semantic search and retrieval.

No official API pricing published

Open-source model weights can be downloaded and self-hosted under their license. Hosting, compute and third-party API inference may incur separate charges. No verified, directly purchasable API quote is listed here.

Model ID
BAAI/bge-large-zh-v1.5
Category
Embedding
Version
v1.5
Languages
zh
Input length
512 tokens
Embedding dimensions
1024
License
MIT
Official announcement
2023-09-12
Verified
2026-10-15

Maximum input sequence length in tokens.

Use cases: RAG, semantic search, knowledge base, retrieval.

Official sources and model revision

https://huggingface.co/BAAI/bge-large-zh-v1.5
https://huggingface.co/api/models/BAAI/bge-large-zh-v1.5
https://huggingface.co/BAAI/bge-large-zh-v1.5/raw/79e7739b6ab944e86d6171e44d24c997fc1e0116/README.md
https://huggingface.co/BAAI/bge-large-zh-v1.5/raw/79e7739b6ab944e86d6171e44d24c997fc1e0116/config.json
https://huggingface.co/BAAI/bge-large-zh-v1.5/raw/79e7739b6ab944e86d6171e44d24c997fc1e0116/tokenizer_config.json
https://github.com/FlagOpen/FlagEmbedding

Revision: 79e7739b6ab944e86d6171e44d24c997fc1e0116