Summary
Developer Bart Slodyczka demonstrates how to use DeepSeek Harness — an AI coding environment — entirely for free by routing requests through OmniRoute, an open-source tool with over 50,000 GitHub stars that aggregates API access across more than 50 AI providers. The setup eliminates the need for expensive API subscriptions, OpenAI or Anthropic paid plans, or local GPU hardware, while still providing access to capable models including DeepSeek, NVIDIA NIM’s Nemotron models, and others available via OpenRouter.
The tutorial covers the full installation and configuration process: installing OmniRoute via npm, connecting providers that offer free-tier quota (OpenRouter, NVIDIA NIM, and others), and plugging the resulting local API endpoint into DeepSeek Harness as a custom provider. OmniRoute intelligently selects providers with remaining free quota and rotates between them automatically. First-time sign-up bonuses across providers can yield approximately 2 billion tokens of free monthly usage on an ongoing basis, with roughly 1.5 billion available as a baseline each month.
Two complete applications are built during the video using a custom model routing configuration Slodyczka calls “Bart Combo” — a polished tower defense game and a functional spreadsheet app, both described as the best results he has produced in their respective categories. An important caveat is flagged clearly: free-tier API calls are not private, and providers may use request data for their own purposes, so the setup is unsuitable for sensitive or confidential information. The video recommends using Claude or ChatGPT to audit any npm package before installation as a general security practice.
📺 Source: Bart Slodyczka · Published August 25, 2026
🏷️ Format: Tutorial Demo
