AWS 集成

import { BedrockChat } from "@langchain/community/chat_models/bedrock";

import { Bedrock } from "@langchain/community/llms/bedrock";

import {
  SagemakerEndpoint,
  SageMakerLLMContentHandler,
} from "@langchain/community/llms/sagemaker_endpoint";

import { BedrockEmbeddings } from "@langchain/aws";

import { S3Loader } from "@langchain/community/document_loaders/web/s3";