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Nuclia automatically indexes your unstructured data from any internal and external source, providing optimized search results and generative answers. It can handle video and audio transcription, image content extraction, and document parsing.

Installation and Setup​

We need to install the nucliadb-protos package to use the Nuclia Understanding API

pip install nucliadb-protos

We need to have a Nuclia account. We can create one for free at, and then create a NUA key.

Document Transformer​


Nuclia Understanding API document transformer splits text into paragraphs and sentences, identifies entities, provides a summary of the text and generates embeddings for all the sentences.

To use the Nuclia document transformer, we need to instantiate a NucliaUnderstandingAPI tool with enable_ml set to True:

from import NucliaUnderstandingAPI

nua = NucliaUnderstandingAPI(enable_ml=True)

See a usage example.

from langchain_community.document_transformers.nuclia_text_transform import NucliaTextTransformer
API Reference:NucliaTextTransformer

Document Loaders​

Nuclea loader​

See a usage example.

from langchain_community.document_loaders.nuclia import NucliaLoader
API Reference:NucliaLoader

Vector store​


We need to install a python package:

pip install nuclia

See a usage example.

from langchain_community.vectorstores.nucliadb import NucliaDB
API Reference:NucliaDB


Nuclia Understanding​

See a usage example.

from import NucliaUnderstandingAPI

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