ai/src/types/provider.ts

AI SDK by Vercel - The AI Toolkit for TypeScript and JavaScript

import { EmbeddingModel } from './embedding-model';
import { LanguageModel } from './language-model';
import { ImageModel } from './image-model';
import { RerankingModel } from './reranking-model';

/**
 * Provider for language, text embedding, and image models.
 */
export type Provider = {
  /**
  Returns the language model with the given id.
  The model id is then passed to the provider function to get the model.

  @param {string} id - The id of the model to return.

  @returns {LanguageModel} The language model associated with the id

  @throws {NoSuchModelError} If no such model exists.
     */
  languageModel(modelId: string): LanguageModel;

  /**
  Returns the text embedding model with the given id.
  The model id is then passed to the provider function to get the model.

  @param {string} id - The id of the model to return.

  @returns {LanguageModel} The language model associated with the id

  @throws {NoSuchModelError} If no such model exists.
     */
  embeddingModel(modelId: string): EmbeddingModel;

  /**
  Returns the image model with the given id.
  The model id is then passed to the provider function to get the model.

  @param {string} id - The id of the model to return.

  @returns {ImageModel} The image model associated with the id
  */
  imageModel(modelId: string): ImageModel;

  /**
   Returns the reranking model with the given id.
   The model id is then passed to the provider function to get the model.

  @param {string} id - The id of the model to return.

  @return {RerankingModel<VALUE>} The reranking model associated with the id

  @throws {NoSuchModelError} If no such model exists.
   */
  rerankingModel(modelId: string): RerankingModel;
};