Model reference · open weights

bge-reranker-large

bge-reranker-large is an open-weight embedding model from BAAI, listed in the AxForge catalogue. AxForge can bring it up on EU-owned hardware for you on request — with the licence handled where one is required.

Embeddings BAAI 1 variants 2.6M downloads/mo
Request this model on EU hardware All served models Not on the shared API today — deployed on request.

About

What bge-reranker-large is

We have updated the new reranker, supporting larger lengths, more languages, and achieving better performance. More details please refer to our Github: FlagEmbedding. English | 中文 FlagEmbedding focuses on retrieval-augmented LLMs, consisting of the following projects currently: - Long-Context LLM: Activation Beacon - Fine-tuning of LM : LM-Cocktail - Embedding Model: Visualized-BGE, BGE-M3, LLM Embedder, BGE Embedding - Reranker Model: llm rerankers, BGE Reranker - Benchmark: C-MTEB News - 3/18/2024: Release new rerankers, built upon powerful M3 and LLM (GEMMA and MiniCPM, not so large actually) backbones, supporitng multi-lingual processing and larger inputs, massive improvements of ranking performances on BEIR, C-MTEB/Retrieval, MIRACL, LlamaIndex Evaluation. - 3/18/2024: Release Visualized-BGE, equipping BGE with visual capabilities. Visualized-BGE can be utilized to generate embeddings for hybrid image-text data. - 1/30/2024: Release BGE-M3, a new member to BGE model series! M3 stands for Multi-linguality (100+ languages), Multi-granularities (input length up to 8192), Multi-Functionality (unification of dense, lexical, multi-vec/colbert retrieval). It is the first embedding model which supports all three retrieval methods, achieving new SOTA on multi-lingual (MIRACL) and cross-lingual (MKQA) benchmarks. Technical Report and Code. :fire: - 1/9/2024: Release Activation-Beacon, an effective, efficient, compatible, and low-cost (training) method to extend the context length of LLM. Technical Report :fire: - 12/24/2023: Release LLaRA, a LLaMA-7B based dense retriever, leading to state-of-the-art performances on MS MARCO and BEIR. Model and code will be open-sourced. Please stay tuned. Technical Report - 11/23/2023: Release LM-Cocktail, a method to maintain general capabilities during fine-tuning by merging multiple language models. Technical Report :fire: - 10/12/2023: Release LLM-Embedder, a unified embedding model to support diverse retrieval augmentation needs for LLMs. Technical Report - 09/15/2023: The technical report of BGE has been released - 09/15/2023: The massive training data of BGE has been released - 09/12/2023: New models: - New reranker model: re

Summarised from the published model card. Read the full card on the HuggingFace links below.

Specifications

What it is

MakerBAAI
TypeEmbedding models
Parameters (lead)560M
Context514 tokens
Variants1
Runs withtransformers
Released2023-09-12
Popularity2.6M downloads / month
Likes467
LicenceOpen weights

How it works

How embedding models work

Your textsentence / documentEncodermaps meaningVectorlist of numbersAn embedding model turns text into a vector, so similar meanings sit close together — the basis of search and RAG.

Variants

Sizes & precisions

Open weights ship in several sizes and precisions. One page, all the variants — pick the one that fits your GPU. VRAM figures are estimates from model size.

VariantParamsPrecisionVRAMFits 16 GBWeights
bge-reranker-large560MBF16~1.3 GBWeights ↗

Benchmarks

Reported results

As published on the model card — the maker's own numbers, not measured by AxForge.

TaskDatasetMetricScore
RerankingMTEB CMedQAv1map81.272
RerankingMTEB CMedQAv1mrr84.142
RerankingMTEB CMedQAv2map84.104
RerankingMTEB CMedQAv2mrr86.794
RerankingMTEB MMarcoRerankingmap35.46
RerankingMTEB MMarcoRerankingmrr34.602
RerankingMTEB T2Rerankingmap67.277
RerankingMTEB T2Rerankingmrr77.132

Using it via the API

Call it like any OpenAI endpoint

Once AxForge deploys bge-reranker-large for you, it answers on the OpenAI-compatible API — the same base URL and keys as every other model. (bge-reranker-large below is illustrative; you get the exact model name on deployment.)

$ curl -sS https://api.axforge.ai/v1/embeddings \
  -H "Authorization: Bearer $AXFORGE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"bge-reranker-large","input":"text to embed"}'

Details

Languages, data & research

Languages

en zh

Tags

transformers pytorch onnx safetensors xlm-roberta text-classification mteb feature-extraction en zh model-index text-embeddings-inference endpoints_compatible deploy:azure

Papers

Licence

Open weights

Open weights under mit — commercial use is permitted. Deploy it on AxForge EU hardware on request. Read the licence ↗

Sources

Weights & code

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