Model reference · open weights

eurobert-2e4-128sl-full-ft

Available as managed deployment Embeddings nomic-ai Embeddings 1 variants 40 dl/mo

eurobert-2e4-128sl-full-ft is an open-weight embedding model from nomic-ai. AxForge deploys and operates it for you on dedicated EU-owned hardware — with the licence handled where one is required.

Available as managed deployment — configured and operated for you on dedicated EU hardware, quoted per deployment.

What it is

Makernomic-ai
TypeEmbedding models
TaskEmbeddings
Parameters (lead)212M
Context8k tokens
Runs withsentence-transformers
Released2025-04-24
Popularity40 downloads / month
LicenceUnknown

About

What eurobert-2e4-128sl-full-ft is

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

From the published model card. Full card on the HuggingFace links in the sidebar.

Using it via the API

Call it like any OpenAI endpoint

Once AxForge deploys eurobert-2e4-128sl-full-ft for you, it answers on the OpenAI-compatible API — the same base URL and keys as every other model. (eurobert-2e4-128sl-full-ft below is illustrative; you get the exact model name on deployment.)

$ curl -sS https://api.axforge.ai/v1/embeddings \
  -H "Authorization: Bearer $AXFORGE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"eurobert-2e4-128sl-full-ft","input":"text to embed"}'

Create an account — your API key is available in the console. 5M tokens/month currently included with every new account at launch.

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