Sentence Transformers

Multilingual sentence, paragraph, and image embeddings. Fast semantic search and similarity.

About Sentence Transformers

Sentence Transformers is a Python framework for computing dense vector representations (embeddings) for sentences, paragraphs, and images. It is built on top of Hugging Face Transformers and provides over 100 pretrained models.

Key Features

100+ pretrained embedding models
Semantic search & similarity
Multilingual support
Paraphrase mining
Image-text embeddings
Easy fine-tuning

Why choose Sentence Transformers?

Sentence Transformers is an open source alternative to OpenAI Embeddings API. Licensed under Apache-2.0, it gives you full access to the source code and the freedom to modify, self-host, and contribute. It is available as a desktop or web application.