How to Setup & Run OpenCode with Ollama on Ubuntu Linux and Zero API Cost (2026)

In this complete step-by-step tutorial, you’ll learn how to set up and run **OpenCode** with **Ollama** on Ubuntu Linux — with zero API cost. This guide shows you how to build a fully local AI coding assistant that works completely offline, without any cloud subscriptions or paid API keys. If you’re a developer, Linux user, or AI enthusiast who wants a privacy-focused and cost-free AI setup, this tutorial will walk you through everything from installation to full integration. In this video, you’ll learn how to: • Update Ubuntu and install required system dependencies • Install Ollama on Ubuntu Linux • Verify Ollama installation via Terminal • Download and run local LLM models • Install and configure OpenCode • Set up environment variables correctly • Connect OpenCode to Ollama locally • Run your AI coding assistant offline • Troubleshoot common setup issues By running models locally through Ollama, you eliminate API usage fees and token limits. Everything runs directly on your Ubuntu machine, giving you full control over your data and workflow. This setup is perfect for coding assistance, debugging, code explanation, refactoring, and automation tasks. This tutorial is ideal for: • Ubuntu Linux users • Developers building offline AI workflows • Open-source contributors • Students learning AI-assisted development • Anyone who wants a zero-cost AI coding assistant By the end of this guide, you’ll have OpenCode fully integrated with Ollama on Ubuntu Linux — running locally with no API cost and complete privacy. If you found this tutorial helpful, don’t forget to like, subscribe, and share it with other Linux users and developers exploring self-hosted AI tools. #OpenCode #Ollama #Ubuntu #Linux #LocalAI #ZeroAPICost #AICoding #SelfHostedAI #OfflineAI #LLM #DeveloperTools #OpenSource #ArtificialIntelligence #LinuxTutorial