OpenCode

freemiumopen source

The open source AI coding agent

OpenCode is an open-source terminal-based AI coding assistant built with Go. It runs in your shell and supports multiple AI providers including Claude, GPT-4, and local models via Ollama. Designed for developers who live in the terminal.

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opencode.ai

Screenshot · opencode.ai

PricingFreemium

Price / month—

Free tierYes

Open sourceYes

Built onNative CLI (Go)

ReleasedMay 2025

Platforms

MacWindowsLinux

AI Models Supported

Laguna S 2.1 (free)Claude 5GPT-5.xGemini 3.xlocal

Key Features

→Open source AI coding agent
→Free models included or connect any model from any provider
→LSP enabled - automatically loads the right LSPs for the LLM
→Multi-session - start multiple agents in parallel on the same project
→Share links to any session for reference or to debug
→GitHub Copilot integration