@mvkproject/nexus/src/utils/client.js

Free AI SDK with API key (500 free daily requests). Access 25+ LLM models (GPT-4, Gemini, Llama, DeepSeek), generate images with 14+ models (Flux, Stable Diffusion), and integrate Akinator game - all completely free.

import axios from 'axios';

export class APIClient {
  constructor(apiKey, baseURL = 'https://nexus.drexus.xyz') {
    if (!apiKey) {
      throw new Error('API key is required. Get your free API key at https://nexus.drexus.xyz');
    }

    this.apiKey = apiKey;
    this.baseURL = baseURL;
    this.client = axios.create({
      baseURL: this.baseURL,
      headers: {
        'Authorization': `Bearer ${this.apiKey}`,
        'Content-Type': 'application/json'
      }
    });
  }

  async request(method, endpoint, data = null, config = {}) {
    try {
      const response = await this.client.request({
        method,
        url: endpoint,
        data,
        ...config
      });
      return response.data;
    } catch (error) {
      this.handleError(error);
    }
  }

  handleError(error) {
    if (error.response) {
      const { status, data } = error.response;
      const message = data?.message || data?.error || 'Unknown error occurred';

      switch (status) {
        case 400:
          throw new Error(`Bad Request: ${message}`);
        case 401:
          throw new Error('Unauthorized: Invalid or missing API key');
        case 403:
          throw new Error('Forbidden: Access denied');
        case 404:
          throw new Error(`Not Found: ${message}`);
        case 429:
          throw new Error('Too Many Requests: Daily limit exceeded');
        case 500:
          throw new Error(`Server Error: ${message}`);
        default:
          throw new Error(`API Error (${status}): ${message}`);
      }
    } else if (error.request) {
      throw new Error('Network Error: Unable to reach the Nexus API');
    } else {
      throw new Error(`Request Error: ${error.message}`);
    }
  }

  get(endpoint, config) {
    return this.request('GET', endpoint, null, config);
  }

  post(endpoint, data, config) {
    return this.request('POST', endpoint, data, config);
  }

  delete(endpoint, config) {
    return this.request('DELETE', endpoint, null, config);
  }
}