# jinaai/jina-embeddings-v2-base-en

Model from Hugging Face for feature extraction: jinaai/jina-embeddings-v2-base-en · sentence transformers

## Facts

- Type: Embedding
- Task: feature-extraction
- Framework: sentence-transformers
- License: apache-2.0 — Permissive open license: commercial use, modification, and redistribution are permitted. (https://spdx.org/licenses/Apache-2.0.html)
- Source: https://huggingface.co/jinaai/jina-embeddings-v2-base-en
- Hosting: hosted (13 files)
- Files: 13 hosted of 19 listed
- File counts: "listed" is every file in the source repository; only hosted files download from Hugging Bay, and the download plan lists the files it selects for one download, so its count can differ.
- Hosted here: 13 files, 275.8 MB
- Full repo upstream: unknown
- Download: https://huggingbay.xyz/artifact/hf-model-jinaai-jina-embeddings-v2-base-en/files (download plan: https://huggingbay.xyz/api/artifacts/hf-model-jinaai-jina-embeddings-v2-base-en/download-plan)
- Per-file SHA-256: available for 13 of 13 hosted files via https://huggingbay.xyz/api/artifacts/hf-model-jinaai-jina-embeddings-v2-base-en/files?limit=100
- Run-ready: no (Hugging Bay has not certified a run path for this model; hosted bytes are downloadable and hash-checkable only)
- Peer-assisted fallbacks: 0 verified, 0 pending review
- Downloads: 137830
- Stars: 736
- Card completeness: 96%

## Description

External Hugging Face catalog record for jinaai/jina-embeddings-v2-base-en. Task: feature extraction. Library: sentence transformers. Languages: en. Datasets referenced by card metadata: allenai/c4. Includes 12 model-card evaluation signals.

## Model Card Facts

- Declared license: apache-2.0
- Pipeline: feature-extraction
- Library: sentence-transformers
- Task categories: feature-extraction
- Languages: en
- Referenced datasets: allenai/c4
- Paper ids: 2108.12409, 2310.19923
- Model-index entries: jina-embedding-b-en-v2
- Evaluation signals: 12 model-card eval results
- File hints: 16 upstream file samples

## Evaluation Signals

- MTEB AmazonCounterfactualClassification (en): accuracy = 74.73134328358209 (Classification)
- MTEB AmazonCounterfactualClassification (en): ap = 37.765427081831035 (Classification)
- MTEB AmazonCounterfactualClassification (en): f1 = 68.79367444339518 (Classification)
- MTEB AmazonPolarityClassification: accuracy = 88.544275 (Classification)
- MTEB AmazonPolarityClassification: ap = 84.61328675662887 (Classification)
- MTEB AmazonPolarityClassification: f1 = 88.51879035862375 (Classification)
- MTEB AmazonReviewsClassification (en): accuracy = 45.263999999999996 (Classification)
- MTEB AmazonReviewsClassification (en): f1 = 43.778759656699435 (Classification)
- MTEB ArguAna: map_at_1 = 21.693 (Retrieval)
- MTEB ArguAna: map_at_10 = 35.487 (Retrieval)

## Referenced Data

- Dataset: allenai/c4
- Paper: 2108.12409
- Paper: 2310.19923

## File Hints

- .gitattributes
- 1_Pooling/config.json
- README.md
- config.json
- config_sentence_transformers.json
- coreml/float32_model.mlpackage/Data/com.apple.CoreML/model.mlmodel
- coreml/float32_model.mlpackage/Data/com.apple.CoreML/weights/weight.bin
- coreml/float32_model.mlpackage/Manifest.json
- generation_config.json
- model-w-mean-pooling.onnx
- model.onnx
- model.safetensors

## Quality Checklist

- Summary: passed
- Description: passed
- Model card metadata: passed
- License: passed
- Provenance: passed
- File inventory: passed
- Hosted bytes: passed
- Scan result: passed
- Manifest signature: passed

## Safety Notes

- External catalog metadata imported from Hugging Face public API on 2026-07-01T22:43:02.860Z.
- Open license detected as apache-2.0.
- Not a run kit: hosted, hash-checked bytes only; run readiness is not certified for this model yet.

## Actions

- Web: https://huggingbay.xyz/artifact/hf-model-jinaai-jina-embeddings-v2-base-en
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- Metadata: https://huggingbay.xyz/api/artifacts/hf-model-jinaai-jina-embeddings-v2-base-en/metadata.json
- Distribution: https://huggingbay.xyz/api/artifacts/hf-model-jinaai-jina-embeddings-v2-base-en/distribution
- Manifest: https://huggingbay.xyz/api/manifests/hf-model-jinaai-jina-embeddings-v2-base-en
- Download plan (per-file SHA-256 + signed download URLs): https://huggingbay.xyz/api/artifacts/hf-model-jinaai-jina-embeddings-v2-base-en/download-plan
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