79 lines
2.5 KiB
TypeScript
79 lines
2.5 KiB
TypeScript
import { Embeddings, EmbeddingsParams } from "@langchain/core/embeddings";
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/**
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* Input parameters for the Jina embeddings
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*/
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export interface JinaEmbeddingsParams extends EmbeddingsParams {
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/**
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* The API key to use for authentication.
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* If not provided, it will be read from the `JINA_API_KEY` environment variable.
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*/
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apiKey?: string;
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/**
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* The model ID to use for generating embeddings.
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* Default: `jina-embeddings-v2-base-en`
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*/
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model?: string;
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}
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/**
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* Response from the Jina embeddings API.
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*/
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export interface JinaEmbeddingsResponse {
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/**
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* The embeddings generated for the input texts.
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*/
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data: {
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index: number;
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embedding: number[];
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}[];
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/**
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* The detail of the response e.g usage, model used etc.
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*/
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detail?: string;
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}
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/**
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* A class for generating embeddings using the Jina API.
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* @example
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* ```typescript
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* // Embed a query using the JinaEmbeddings class
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* const model = new JinaEmbeddings();
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* const res = await model.embedQuery(
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* "What would be a good name for a semantic search engine ?",
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* );
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* console.log({ res });
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* ```
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*/
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export declare class JinaEmbeddings extends Embeddings implements JinaEmbeddingsParams {
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apiKey: string;
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model: string;
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/**
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* Constructor for the JinaEmbeddings class.
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* @param fields - An optional object with properties to configure the instance.
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*/
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constructor(fields?: Partial<JinaEmbeddingsParams> & {
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verbose?: boolean;
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});
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/**
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* Generates embeddings for an array of inputs.
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* @param input - An array of strings or objects to generate embeddings for.
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* @returns A Promise that resolves to an array of embeddings.
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*/
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private _embed;
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/**
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* Generates embeddings for an array of texts.
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* @param texts - An array of strings to generate embeddings for.
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* @returns A Promise that resolves to an array of embeddings.
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*/
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embedDocuments(texts: string[]): Promise<number[][]>;
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/**
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* Generates an embedding for a single text.
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* @param text - A string to generate an embedding for.
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* @returns A Promise that resolves to an array of numbers representing the embedding.
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*/
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embedQuery(text: string): Promise<number[]>;
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/**
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* Generates embeddings for an array of image URIs.
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* @param uris - An array of image URIs to generate embeddings for.
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* @returns A Promise that resolves to an array of embeddings.
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*/
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embedImages(uris: string[]): Promise<number[][]>;
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}
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