voyage-ai-provider/dist/index.cjs

Voyage AI Provider for running Voyage AI models with Vercel AI SDK

"use strict";
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);

// src/index.ts
var src_exports = {};
__export(src_exports, {
  createVoyage: () => createVoyage,
  voyage: () => voyage
});
module.exports = __toCommonJS(src_exports);

// src/voyage-provider.ts
var import_provider_utils3 = require("@ai-sdk/provider-utils");

// src/voyage-embedding-model.ts
var import_provider = require("@ai-sdk/provider");
var import_provider_utils2 = require("@ai-sdk/provider-utils");
var import_zod2 = require("zod");

// src/voyage-error.ts
var import_provider_utils = require("@ai-sdk/provider-utils");
var import_zod = require("zod");
var voyageErrorDataSchema = import_zod.z.object({
  error: import_zod.z.object({
    code: import_zod.z.string().nullable(),
    message: import_zod.z.string(),
    param: import_zod.z.any().nullable(),
    type: import_zod.z.string()
  })
});
var voyageFailedResponseHandler = (0, import_provider_utils.createJsonErrorResponseHandler)({
  errorSchema: voyageErrorDataSchema,
  errorToMessage: (data) => data.error.message
});

// src/voyage-embedding-model.ts
var VoyageEmbeddingModel = class {
  specificationVersion = "v1";
  modelId;
  config;
  settings;
  get provider() {
    return this.config.provider;
  }
  get maxEmbeddingsPerCall() {
    return 128;
  }
  get supportsParallelCalls() {
    return false;
  }
  constructor(modelId, settings, config) {
    this.modelId = modelId;
    this.settings = settings;
    this.config = config;
  }
  async doEmbed({
    abortSignal,
    values
  }) {
    if (values.length > this.maxEmbeddingsPerCall) {
      throw new import_provider.TooManyEmbeddingValuesForCallError({
        maxEmbeddingsPerCall: this.maxEmbeddingsPerCall,
        modelId: this.modelId,
        provider: this.provider,
        values
      });
    }
    const { responseHeaders, value: response } = await (0, import_provider_utils2.postJsonToApi)({
      abortSignal,
      body: {
        input: values,
        model: this.modelId,
        input_type: this.settings.inputType,
        truncation: this.settings.truncation,
        output_dimension: this.settings.outputDimension,
        output_dtype: this.settings.outputDtype
      },
      failedResponseHandler: voyageFailedResponseHandler,
      fetch: this.config.fetch,
      headers: this.config.headers(),
      successfulResponseHandler: (0, import_provider_utils2.createJsonResponseHandler)(
        voyageTextEmbeddingResponseSchema
      ),
      url: `${this.config.baseURL}/embeddings`
    });
    return {
      embeddings: response.data.map((item) => item.embedding),
      usage: response.usage ? { tokens: response.usage.total_tokens } : void 0,
      rawResponse: { headers: responseHeaders }
    };
  }
};
var voyageTextEmbeddingResponseSchema = import_zod2.z.object({
  data: import_zod2.z.array(import_zod2.z.object({ embedding: import_zod2.z.array(import_zod2.z.number()) })),
  usage: import_zod2.z.object({ total_tokens: import_zod2.z.number() }).nullish()
});

// src/voyage-provider.ts
function createVoyage(options = {}) {
  const baseURL = (0, import_provider_utils3.withoutTrailingSlash)(options.baseURL) ?? "https://api.voyageai.com/v1";
  const getHeaders = () => ({
    Authorization: `Bearer ${(0, import_provider_utils3.loadApiKey)({
      apiKey: options.apiKey,
      environmentVariableName: "VOYAGE_API_KEY",
      description: "Voyage"
    })}`,
    ...options.headers
  });
  const createEmbeddingModel = (modelId, settings = {}) => new VoyageEmbeddingModel(modelId, settings, {
    provider: "voyage.embedding",
    baseURL,
    headers: getHeaders,
    fetch: options.fetch
  });
  const provider = function(modelId, settings) {
    if (new.target) {
      throw new Error(
        "The Voyage model function cannot be called with the new keyword."
      );
    }
    return createEmbeddingModel(modelId, settings);
  };
  provider.embedding = createEmbeddingModel;
  provider.textEmbedding = createEmbeddingModel;
  provider.textEmbeddingModel = createEmbeddingModel;
  provider.chat = provider.languageModel = () => {
    throw new Error("languageModel method is not implemented.");
  };
  return provider;
}
var voyage = createVoyage();
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
  createVoyage,
  voyage
});
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