Embeddings nomic-embed-text en local avec Ollama
nomic-embed-text pour un RAG 100 % local avec Ollama : 768 dimensions, textes longs, préfixes search_query: / search_document:. Licence Apache 2.0.
| Model | nomic-ai/nomic-embed-text-v1.5 |
|---|---|
| Dimensions | 768 |
| Max tokens | 8.2K |
| Distance | cosine |
| Languages | en |
| Prefixes | search_query: / search_document: |
| Chunk size | 500 |
Notes
Disponible dans Ollama : ollama pull nomic-embed-text, puis appel à /api/embed. Les préfixes search_query: et search_document: sont recommandés par l'auteur. Entraîné surtout sur de l'anglais : pour du français, préférer un modèle multilingue. Publié par Nomic AI sous licence Apache 2.0.
Estimated cost
Input tokens per call : ≈ 231
| Model | Per call | Per 1,000 calls |
|---|---|---|
| Mistral Large · Mistral AI | €0.00010 | €0.10 |
| DeepSeek Flash · DeepSeek | €0.00006 | €0.06 |
| DeepSeek V4 Pro · DeepSeek | €0.00027 | €0.27 |
| GPT-6 Luna · OpenAI | €0.00002 | €0.02 |
| GPT-6 Sol · OpenAI | €0.00041 | €0.41 |
| Claude Sonnet 5.5 · Anthropic | €0.00041 | €0.41 |
| Claude Opus 5.5 · Anthropic | €0.00081 | €0.81 |
| Self-hosted open-source model (Ollama, vLLM) | €0 in API fees (server cost only) | |
Input cost only, excluding the model's answer. Providers' public standard prices (Mistral AI, DeepSeek, OpenAI, Anthropic) converted from USD to euros at the ECB rate of September 29, 2026. Estimate: 1 token ≈ 3.6 characters.
Common to all 3 regions
Sources under a compatible licence.
Sources : Modèle nomic-ai/nomic-embed-text-v1.5, licence Apache 2.0 (fiche Hugging Face)
Commercial use allowed · credit the author · changes allowed.
Text or data only: no access to files, network or commands.
Hosted in France (Scaleway, Paris). No transfer outside the EU.
European Union · 5/5
No personal data.
No training data: no summary required.
United States · 5/5
No personal data.
No training data: no documentation to publish.
China · 5/5
No personal data.
No training data; AI-generated content published in China must be labelled (2025).
Indicative summary as of 30/09/2026, not a legal certification. Method and sources →
Statistics
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- Identifier
- contextetech--nomic-embed-text-ollama
- Type
- Embeddings
- File
- nomic-embed-text-ollama.embedding.json
- Format
- JSON (application/json)
- Size
- 623 bytes
- Encoding
- UTF-8
- Estimated tokens
- ≈ 173
- Language
- French
- License
- MIT
- Commercial use
- Allowed
- Personal data
- None
- Version
- 1.0
- Published on
- October 1, 2026 at 6:55 PM
- Updated on
- October 1, 2026 at 6:55 PM
- Storage
- in database
- Uses
- 0
- Likes
- 0
nomic-embed-text-ollama.embedding.json
{
"format": "contextetech/embedding/v1",
"id": "contextetech/nomic-embed-text-ollama",
"description": "nomic-embed-text pour un RAG 100 % local avec Ollama : 768 dimensions, textes longs, préfixes search_query: / search_document:. Licence Apache 2.0.",
"tags": [
"ollama",
"rag",
"local"
],
"license": "MIT",
"language": "fr",
"model": "nomic-ai/nomic-embed-text-v1.5",
"dimensions": 768,
"maxTokens": 8192,
"distance": "cosine",
"languages": [
"en"
],
"prefixes": {
"query": "search_query: ",
"passage": "search_document: "
},
"chunkSize": 500,
"benchmarks": []
}Embed (Python)
from sentence_transformers import SentenceTransformer
model = SentenceTransformer("nomic-ai/nomic-embed-text-v1.5")
q = model.encode(["search_query: your input here"], normalize_embeddings=True)
docs = model.encode(["search_document: …"], normalize_embeddings=True)
print(q.shape) # (1, 768)
print(q @ docs.T) # similarité
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