Project AURIONAI Use-Cases Research & Innovation
reranker

Qwen3-Reranker-8B

Alibaba Qwen3-Reranker-8B on a Qwen3 base.

Alibaba (Qwen)Alibaba (Qwen)China
Alibaba (Qwen)
Levelmodel
Classreranker
Parameters8B
Context32,000
ReleasedJun 2025
Opennessopen weights permissive
Runs onnot in the notes
Statusactive

Benchmark Results

vendor-reported
MMTEB-R (reranking)embeddings
vendor-reported
72.94
04080

Score in score. Higher is better.

huggingface.co
MTEB-R (reranking)embeddings
vendor-reported
69.02
04080

Score in score. Higher is better.

huggingface.co
Where this comes from
Every score names who ran it: vendor-reported, maintainer-run or independent. A rank is shown with the population it was ranked in (gap rule 3).

Lineage

finetunecontinued pretrain
Qwen3 to Qwen3-ASR: finetune, low confidenceQwen3 to Qwen3-Embedding-0.6B: finetune, medium confidenceQwen3 to Qwen3-Embedding-4B: finetune, medium confidenceQwen3 to Qwen3-Embedding-8B: finetune, medium confidenceQwen3 to Qwen3-Reranker-0.6B: finetune, medium confidenceQwen3 to Qwen3-Reranker-4B: finetune, medium confidenceQwen3 to Qwen3-Reranker-8B: finetune, medium confidenceQwen3 to Qwen3-VL-Embedding-2B: finetune, medium confidenceQwen3 to Qwen3-VL-Embedding-8B: finetune, medium confidenceQwen3 to Qwen3-Swallow: continued pretrain, medium confidenceQwen3Qwen3Alibaba (Qwen), Apr 2025Qwen3-Reranker-8BQwen3-Reranker-8BAlibaba (Qwen), Jun 2025Qwen3-Embedding-0.6BQwen3-Embedding-0.6BAlibaba (Qwen), Jun 2025Qwen3-Embedding-4BQwen3-Embedding-4BAlibaba (Qwen), Jun 2025Qwen3-Embedding-8BQwen3-Embedding-8BAlibaba (Qwen), Jun 2025Qwen3-Reranker-0.6BQwen3-Reranker-0.6BAlibaba (Qwen), Jun 2025Qwen3-Reranker-4BQwen3-Reranker-4BAlibaba (Qwen), Jun 2025Qwen3-SwallowQwen3-SwallowInstitute of Science Tokyo, 2026Qwen3-ASRQwen3-ASRAlibaba (Qwen), Jan 2026Qwen3-VL-Embedding-2BQwen3-VL-Embedding-2BAlibaba (Qwen), Apr 2026Qwen3-VL-Embedding-8BQwen3-VL-Embedding-8BAlibaba (Qwen), Apr 2026
Alibaba (Qwen)Qwen3 is the parent (finetune)medium confidencenotes
Where this comes from
Parent and child relations from model cards, Hugging Face base_model fields and the genealogy tables of the research notes. The tree shows two generations each way, 11 models. Confidence and evidence are the notes' own.

R&D Topics

Neural rerankers for retrievalproduced byRetrieval-augmented generation (RAG)used by

Identity

Developer
Alibaba (Qwen)
Family
not in the notes
Released
Jun 2025 sourcesnotes
Weights published
–
Record checked
10 Oct 2026
Where this comes from
Developer and dates from the research notes. Release date is the vendor's public announcement; weights date is when open weights were published.

Architecture and Size

Architecture
not in the notes
Total parameters
8B sources
Active parameters
–
Checkpoint parameters
–
Context length
32,000 tokens
Input
text
Output
text
Where this comes from
Parameter counts as the developer states them. Where the checkpoint holds a different total, both are shown (register A16).

Openness and Access

Openness
open weights permissive
Licence
Apache License 2.0 sources
Access routes
open weights download
Where this comes from
The licence file governs over registry tags and aggregator labels.

Deployment

Runs on
not in the notes
Footprint
not in the notes
Runtimes
not in the notes
Where this comes from
Deployment tiers and runtimes as named in the notes. Footprint is the notes' figure, not a measurement by AURION.

Indonesia

Indonesian support
not stated
Regional languages
not in the notes
Jakarta hosting
unknown
Languages
100+ languages
Where this comes from
Indonesia fields are carried on every model; unknown is an allowed value.

Industry Use Cases

No industry use case links this model.

Sources

  1. Qwen/Qwen3-Embedding-8B , Hugging Face huggingface.co https://huggingface.co/Qwen/Qwen3-Embedding-8B
  2. Qwen (Qwen) huggingface.co https://huggingface.co/Qwen/models?search=embedding
  3. Qwen/Qwen3-Reranker-8B , Hugging Face huggingface.co https://huggingface.co/Qwen/Qwen3-Reranker-8B

To cite this page: Project AURION, AI Use-Cases Research & Innovation, "Qwen3-Reranker-8B", https://aurion.semai.id/models/alibaba-qwen3-reranker-8b/, records of October 2026.