Model reference · open weights

eurobert-2e4-128sl-full-ft

Embeddings nomic-ai Embeddings 1 build Licence not stated 40 dl/mo

eurobert-2e4-128sl-full-ft is an open-weight embedding model from nomic-ai. eurobert-210m-2e4-128sl-full-ft (FP32) weighs 424 MB; the smallest configuration that runs it is RTX 3060 12 GB.

  • eurobert-2e4-128sl-full-ft is a sentence transformer model developed by nomic-ai for sentence-similarity tasks.
  • It maps text to a 768-dimensional vector space and supports a maximum sequence length of 8192 tokens.
  • The model contains 212M parameters and uses mean token pooling with cosine similarity for comparisons.

Summary of the nomic-ai/eurobert-210m-2e4-128sl-full-ft model card, 2026-10-01

What it is

Released bynomic-ai
Released2025-04-24
Parameters212M
VRAM424 MB for the weights

What it runs on

Memory and cards for eurobert-210m-2e4-128sl-full-ft (FP32)

424 MBweights, file size
1.1 GBruntime overhead
CardRunsMemory
RTX 3060 12 GBfits11.6 GB
RTX 4060 Ti 16 GBfits15.4 GB
RTX 3090 24 GBfits23.4 GB
RTX 4090 24 GBfits23.4 GB
RTX 5090 32 GBfits31.0 GB
L40S 48 GBfits44.0 GB
A100 80 GBfits78.2 GB
H100 80 GBfits78.1 GB
RTX PRO 6000 Blackwell 96 GBfits93.8 GB
DGX Spark (GB10) 128 GB unifiedfits107 GB
H200 141 GBfits138 GB
B200 180 GBfits176 GB

From the model card

What nomic-ai says about eurobert-2e4-128sl-full-ft

Read the model card

This is a sentence-transformers model trained. It maps sentences & paragraphs to a 768-dimensional dense vector space and can be used for semantic textual similarity, semantic search, paraphrase mining, text classification, clustering, and more.

Model Details

Model Description

  • Model Type: Sentence Transformer

  • Maximum Sequence Length: 8192 tokens

  • Output Dimensionality: 768 dimensions

  • Similarity Function: Cosine Similarity

Model Sources

Full Model Architecture

SentenceTransformer(
  (0): Transformer({'max_seq_length': 8192, 'do_lower_case': False}) with Transformer model: EuroBertModel
  (1): Pooling({'word_embedding_dimension': 768, 'pooling_mode_cls_token': False, 'pooling_mode_mean_tokens': True, 'pooling_mode_max_tokens': False, 'pooling_mode_mean_sqrt_len_tokens': False, 'pooling_mode_weightedmean_tokens': False, 'pooling_mode_lasttoken': False, 'include_prompt': True})
  (2): Normalize()
)

Usage

Direct Usage (Sentence Transformers)

First install the Sentence Transformers library:

pip install -U sentence-transformers

Then you can load this model and run inference.

from sentence_transformers import SentenceTransformer

# Download from the 🤗 Hub
model = SentenceTransformer("nomic-ai/eurobert-210m-2e4-128sl-full-ft")
# Run inference
sentences = [
    'The weather is lovely today.',
    "It's so sunny outside!",
    'He drove to the stadium.',
]
embeddings = model.encode(sentences)
print(embeddings.shape)
# [3, 768]

# Get the similarity scores for the embeddings
similarities = model.similarity(embeddings, embeddings)
print(similarities.shape)
# [3, 3]

Training Details

Framework Versions

  • Python: 3.10.12
  • Sentence Transformers: 3.3.0
  • Transformers: 4.49.0
  • PyTorch: 2.4.1+cu121
  • Accelerate: 1.2.1
  • Datasets: 2.19.0
  • Tokenizers: 0.21.1

Citation

BibTeX

Quoted from the model card on Hugging Face. The full card is behind the Hugging Face link above.

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