# nomic-ai/modernbert-embed-base

Model from Hugging Face for sentence similarity: nomic-ai/modernbert-embed-base · sentence transformers

## Cite this

- Page: https://huggingbay.xyz/artifact/hf-model-nomic-ai-modernbert-embed-base
- Citation: nomic-ai/modernbert-embed-base. The Hugging Bay model record. https://huggingbay.xyz/artifact/hf-model-nomic-ai-modernbert-embed-base (retrieved 2026-11-14).
- Check a downloaded file: run `shasum -a 256 <file>` (macOS), `sha256sum <file>` (Linux) or `Get-FileHash -Algorithm SHA256 <file>` (Windows), then compare with that file's SHA-256 at https://huggingbay.xyz/api/artifacts/hf-model-nomic-ai-modernbert-embed-base/files?limit=100. How checks work: https://huggingbay.xyz/verification

## Facts

- Type: Embedding
- Task: sentence-similarity
- 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/nomic-ai/modernbert-embed-base
- Hosting: hosted (18 files)
- Files: 18 hosted of 20 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: 18 hosted of 20 listed
- Full repo upstream: 2.53 GB
- Recommended file: 596.1 MB · model.safetensors
- Download: https://huggingbay.xyz/api/artifacts/hf-model-nomic-ai-modernbert-embed-base/download-plan (download plan: https://huggingbay.xyz/api/artifacts/hf-model-nomic-ai-modernbert-embed-base/download-plan)
- Per-file SHA-256: available for 18 of 18 hosted files via https://huggingbay.xyz/api/artifacts/hf-model-nomic-ai-modernbert-embed-base/files?limit=100
- Availability: Ready
- Downloadable: yes
- 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: 198299
- Stars: 235
- Card completeness: 93%

## Description

External Hugging Face catalog record for nomic-ai/modernbert-embed-base. Task: sentence similarity. Library: sentence transformers. Languages: en. Includes 12 model-card evaluation signals. Files we host have a published SHA-256.

## Model Card Facts

- Declared license: apache-2.0
- Pipeline: sentence-similarity
- Library: sentence-transformers
- Task categories: sentence-similarity
- Languages: en
- Paper ids: 2402.01613
- Model-index entries: binarize_False
- Evaluation signals: 12 model-card eval results
- File hints: 16 upstream file samples

## Evaluation Signals

- MTEB AmazonCounterfactualClassification (en): accuracy = 78.13432835820896 (Classification)
- MTEB AmazonCounterfactualClassification (en): ap = 42.190424731303246 (Classification)
- MTEB AmazonCounterfactualClassification (en): f1 = 72.34446401534811 (Classification)
- MTEB AmazonPolarityClassification: accuracy = 93.093825 (Classification)
- MTEB AmazonPolarityClassification: ap = 90.03727505544286 (Classification)
- MTEB AmazonPolarityClassification: f1 = 93.0874055138833 (Classification)
- MTEB AmazonReviewsClassification (en): accuracy = 48.428000000000004 (Classification)
- MTEB AmazonReviewsClassification (en): f1 = 47.74311520203536 (Classification)
- MTEB ArguAna: map_at_1 = 23.898 (Retrieval)
- MTEB ArguAna: map_at_10 = 39.775 (Retrieval)

## Referenced Data

- Paper: 2402.01613

## File Hints

- .gitattributes
- 1_Pooling/config.json
- README.md
- config.json
- config_sentence_transformers.json
- model.safetensors
- modernbertembed.png
- modules.json
- onnx/model.onnx
- onnx/model_bnb4.onnx
- onnx/model_fp16.onnx
- onnx/model_int8.onnx

## 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 2026-08-27T20:30:52.612Z.
- Open license detected as apache-2.0.
- Model-index metadata found for binarize_False.
- 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-nomic-ai-modernbert-embed-base
- Files API: https://huggingbay.xyz/api/artifacts/hf-model-nomic-ai-modernbert-embed-base/files?limit=100
- Metadata: https://huggingbay.xyz/api/artifacts/hf-model-nomic-ai-modernbert-embed-base/metadata.json
- Distribution: https://huggingbay.xyz/api/artifacts/hf-model-nomic-ai-modernbert-embed-base/distribution
- Manifest: https://huggingbay.xyz/api/manifests/hf-model-nomic-ai-modernbert-embed-base
- Download plan (per-file SHA-256 + signed download URLs): https://huggingbay.xyz/api/artifacts/hf-model-nomic-ai-modernbert-embed-base/download-plan
- Hosted download rows: https://huggingbay.xyz/api/downloadable-files?artifactId=hf-model-nomic-ai-modernbert-embed-base&limit=100
- Request mirror: not applicable.
- Submit peer fallback for review: POST https://huggingbay.xyz/api/artifacts/hf-model-nomic-ai-modernbert-embed-base/decentralized-fallbacks