---
title: BAAI/bge-reranker-base
description: We have updated the new reranker, supporting larger lengths, more languages, and achieving better performance.. XLM-RoBERTa, 278M parameters.
canonical_url: https://superlinked.com/models/baai-bge-reranker-base
last_updated: 2026-05-25
---

# BAAI/bge-reranker-base

We have updated the new reranker, supporting larger lengths, more languages, and achieving better performance.

Source: [BAAI/bge-reranker-base on HuggingFace](https://huggingface.co/BAAI/bge-reranker-base)

## Overview

| Field | Value |
|-------|-------|
| Architecture | XLM-RoBERTa |
| Parameters | 278M |
| Tasks | Score |
| Outputs | Score |
| Max sequence length | 512 tokens |
| License | mit |
| Inputs | text |
| Languages | en, zh |

## Benchmarks

### AskUbuntuDupQuestions

Domain: technology · Task: reranking · Language: en

Duplicate question detection from AskUbuntu

Corpus: 6,743 · Queries: 360

**Quality:** ndcg at 10: 0.5926 · map at 10: 0.4326 · mrr at 10: 0.6741

**Performance (L4 b1 c16):** Query 5.0K tok/s · Query p50 33.2ms

[Reference](https://github.com/taolei87/askubuntu)

### CMedQAv1Reranking

Domain: medical · Task: reranking · Language: zh

Chinese medical question answering reranking (v1)

Corpus: 100,000 · Queries: 2,000

**Quality:** map at 10: 0.8073 · mrr at 10: 0.8414

[Reference](https://github.com/zhangsheng93/cMedQA)

### CMedQAv2Reranking

Domain: medical · Task: reranking · Language: zh

Chinese medical question answering reranking (v2)

Corpus: 108,000 · Queries: 4,000

**Quality:** map at 10: 0.8358 · mrr at 10: 0.8679

[Reference](https://github.com/zhangsheng93/cMedQA2)

### MMarcoReranking

Domain: general · Task: reranking · Language: zh

Multilingual MARCO passage reranking (Chinese)

**Quality:** map at 10: 0.3422 · mrr at 10: 0.3460

[Reference](https://arxiv.org/abs/2304.03679)

### T2Reranking

Domain: general · Task: reranking · Language: zh

Chinese passage ranking benchmark

**Quality:** map at 10: 0.5590 · mrr at 10: 0.7716

[Reference](https://arxiv.org/abs/2304.03679)