Introduction

# Option 1: Clone the example project (recommended)
git clone https://github.com/Qventu/exulu-example

# Option 2: Install the NPM package
npm install @exulu/backend

import { ExuluApp, ExuluProvider } from "@exulu/backend";
import { createAnthropic } from "@ai-sdk/anthropic";

let instance: ExuluApp | null = null;

export const exulu = async (): Promise<ExuluApp> => {
  if (instance) {
    return instance;
  }

  instance = new ExuluApp();
  instance = await instance.create({
    config: {
      workers: { enabled: true },
      MCP: { enabled: false },
      telemetry: { enabled: false }
    },
    contexts: [],
    rerankers: [],
    tools: [],
    agents: [
      new ExuluProvider({
        id: "assistant",
        name: "Assistant",
        provider: "anthropic",
        description: "A helpful AI assistant",
        type: "agent",
        capabilities: {
          text: true,
          images: [".png", ".jpg", ".jpeg", ".webp"],
          files: [".pdf", ".docx"],
          audio: [],
          video: []
        },
        maxContextLength: 200000,
        config: {
          name: "Assistant",
          instructions: "You are a helpful assistant.",
          model: {
            create: ({ apiKey }) => {
              const anthropic = createAnthropic({ apiKey });
              return anthropic.languageModel("claude-sonnet-4-5");
            }
          }
        }
      })
    ]
  });

  const expressApp = await instance.express.init();
  expressApp.listen(3000);

  return instance;
};