Model reference · open weights
bge-small-en is an open-weight embedding model from vectoriseai. bge-small-en-v1.5 (BF16) weighs 134 MB; the smallest configuration that runs it is RTX 3060 12 GB.
For self-hosting, compare this build's requirements below with the GPU you plan to rent.
Summary of the vectoriseai/bge-small-en-v1.5 model card, 2026-10-01
What it is
| Released by | vectoriseai |
|---|---|
| Released | 2023-10-09 |
| VRAM | 134 MB for the weights |
What it runs on
| Card | Runs | Memory |
|---|---|---|
| RTX 3060 12 GB | fits | 11.6 GB |
| RTX 4060 Ti 16 GB | fits | 15.4 GB |
| RTX 3090 24 GB | fits | 23.4 GB |
| RTX 4090 24 GB | fits | 23.4 GB |
| RTX 5090 32 GB | fits | 31.0 GB |
| L40S 48 GB | fits | 44.0 GB |
| A100 80 GB | fits | 78.2 GB |
| H100 80 GB | fits | 78.1 GB |
| RTX PRO 6000 Blackwell 96 GB | fits | 93.8 GB |
| DGX Spark (GB10) 128 GB unified | fits | 107 GB |
| H200 141 GB | fits | 138 GB |
| B200 180 GB | fits | 176 GB |
From the model card
More details please refer to our Github: FlagEmbedding.
FlagEmbedding can map any text to a low-dimensional dense vector which can be used for tasks like retrieval, classification, clustering, or semantic search. And it also can be used in vector databases for LLMs.
************* 🌟Updates🌟 *************
BAAI/bge-reranker-base and BAAI/bge-reranker-large, which are more powerful than embedding model. We recommend to use/fine-tune them to re-rank top-k documents returned by embedding models.bge-*-v1.5 embedding model to alleviate the issue of the similarity distribution, and enhance its retrieval ability without instruction.bge-large-*(short for BAAI General Embedding) Models, rank 1st on MTEB and C-MTEB benchmark! :tada: :tada:bge is short for BAAI general embedding.
| Model | Language | Description | query instruction for retrieval* | |
|---|---|---|---|---|
| BAAI/bge-reranker-large | Chinese and English | Inference Fine-tune | a cross-encoder model which is more accurate but less efficient ** | |
| BAAI/bge-reranker-base | Chinese and English | Inference Fine-tune | a cross-encoder model which is more accurate but less efficient ** | |
| BAAI/bge-large-en-v1.5 | English | Inference Fine-tune | version 1.5 with more reasonable similarity distribution | Represent this sentence for searching relevant passages: |
| BAAI/bge-base-en-v1.5 | English | Inference Fine-tune | version 1.5 with more reasonable similarity distribution | Represent this sentence for searching relevant passages: |
| BAAI/bge-small-en-v1.5 | English | Inference Fine-tune | version 1.5 with more reasonable similarity distribution | Represent this sentence for searching relevant passages: |
| BAAI/bge-large-zh-v1.5 | Chinese | Inference Fine-tune | version 1.5 with more reasonable similarity distribution | 为这个句子生成表示以用于检索相关文章: |
| BAAI/bge-base-zh-v1.5 | Chinese | Inference Fine-tune | version 1.5 with more reasonable similarity distribution | 为这个句子生成表示以用于检索相关文章: |
| BAAI/bge-small-zh-v1.5 | Chinese | Inference Fine-tune | version 1.5 with more reasonable similarity distribution | 为这个句子生成表示以用于检索相关文章: |
| BAAI/bge-large-en | English | Inference Fine-tune | :trophy: rank 1st in MTEB leaderboard | Represent this sentence for searching relevant passages: |
| BAAI/bge-base-en | English | Inference Fine-tune | a base-scale model but with similar ability to bge-large-en | Represent this sentence for searching relevant passages: |
| BAAI/bge-small-en | English | Inference Fine-tune | a small-scale model but with competitive performance | Represent this sentence for searching relevant passages: |
| BAAI/bge-large-zh | Chinese | Inference Fine-tune | :trophy: rank 1st in C-MTEB benchmark | 为这个句子生成表示以用于检索相关文章: |
| [BAAI/b |
Quoted from the model card on Hugging Face. The full card is behind the Hugging Face link above.
Benchmarks
As published on the model card: the maker's own numbers, not measured by AxForge.
| Task | Dataset | Metric | Score |
|---|---|---|---|
| Classification | MTEB AmazonCounterfactualClassification (en) | accuracy | 73.791 |
| Classification | MTEB AmazonCounterfactualClassification (en) | ap | 37.219 |
| Classification | MTEB AmazonCounterfactualClassification (en) | f1 | 68.091 |
| Classification | MTEB AmazonPolarityClassification | accuracy | 92.754 |
| Classification | MTEB AmazonPolarityClassification | ap | 89.468 |
| Classification | MTEB AmazonPolarityClassification | f1 | 92.739 |
| Classification | MTEB AmazonReviewsClassification (en) | accuracy | 46.986 |
| Classification | MTEB AmazonReviewsClassification (en) | f1 | 46.559 |
| Retrieval | MTEB ArguAna | map_at_1 | 35.846 |
| Retrieval | MTEB ArguAna | map_at_10 | 51.388 |
| Retrieval | MTEB ArguAna | map_at_100 | 52.133 |
| Retrieval | MTEB ArguAna | map_at_1000 | 52.141 |
| Retrieval | MTEB ArguAna | map_at_3 | 47.037 |
| Retrieval | MTEB ArguAna | map_at_5 | 49.579 |
| Retrieval | MTEB ArguAna | mrr_at_1 | 36.558 |
| Retrieval | MTEB ArguAna | mrr_at_10 | 51.658 |
| Retrieval | MTEB ArguAna | mrr_at_100 | 52.402 |
| Retrieval | MTEB ArguAna | mrr_at_1000 | 52.410 |
| Retrieval | MTEB ArguAna | mrr_at_3 | 47.345 |
| Retrieval | MTEB ArguAna | mrr_at_5 | 49.798 |
| Retrieval | MTEB ArguAna | ndcg_at_1 | 35.846 |
| Retrieval | MTEB ArguAna | ndcg_at_10 | 59.550 |
| Retrieval | MTEB ArguAna | ndcg_at_100 | 62.596 |
| Retrieval | MTEB ArguAna | ndcg_at_1000 | 62.759 |