SciBERT (scivocab uncased)

huggingface
Embeddings

AllenAI BERT-base pretrained from scratch on 1.14M scientific papers (mostly biomedical and computer science) with its own scientific WordPiece vocabulary. Used as a feature extractor it gives 768-dim contextual embeddings tuned to scientific text, outperforming general BERT on tasks like NER and relation extraction in research corpora.

Embed with SciBERT (scivocab uncased)
Vectorize text and preview the first 8 dimensions as a bar chart.
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Outputs a high-dimensional vector you can plug into RAG or search.
Vector preview appears here.
TL;DR·Last updated June 24, 2026

SciBERT (scivocab uncased) is embeddings AI model from huggingface, priced at €0.000 per 1M input tokens with a 512 tokens context window.

About this model

SciBERT is a BERT-base model trained on a large corpus of full-text scientific papers from Semantic Scholar. Unlike vanilla BERT it uses scivocab, a WordPiece vocabulary built directly from scientific text, which improves token coverage for domain terminology. This scivocab-uncased checkpoint is the most downloaded variant. Through the Hugging Face feature-extraction pipeline it returns token-level hidden states; mean-pool or take the [CLS] vector for sentence or document embeddings in scientific search and classification pipelines.
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Pricing

Price per Generation
Per generation€1.00

API Integration

Use our OpenAI-compatible API to integrate SciBERT (scivocab uncased) into your application.

Install
npm install railwail
JavaScript / TypeScript
import railwail from "railwail";

const rw = railwail("YOUR_API_KEY");

const vectors = await rw.run("scibert-scivocab-uncased", "Hello world", { type: "embed" });
console.log(vectors[0].length); // embedding dimensions

// Or use the embed() method for full control
const res = await rw.embed("scibert-scivocab-uncased", ["Hello", "World"]);
for (const item of res.data) {
  console.log(item.embedding.length);
}
Specifications
Price
€1.00
Context window
512 tokens
Developer
huggingface
Category
Embeddings
Supported Formats
text
Tags
science
embedding
research
huggingface
scibert
allenai
biomedical
bert

Frequently asked questions

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