Qwen Code: Open-Source AI Coding Agent

Qwen Code is Alibaba's open-source AI coding agent that lives in your terminal — think Claude Code or Cursor, but free and powered by Qwen3-Coder models. Install it with a single command, authenticate via Qwen OAuth for 1,000 free requests per day (no token limit), and get an AI pair-programmer that can read your codebase, write and edit files, run commands, and execute multi-step agentic workflows — all from the command line. It also integrates natively with VS Code, Zed, and JetBrains IDEs.

Navigate this guide:

• What Is Qwen Code?
• Qwen Code vs Qwen Coder — What's the Difference?
• Key Features
• Installation & Setup
• IDE Integrations
• Free Tier & Pricing
• How It Works
• Real-World Use Cases
• Qwen Code vs Claude Code vs Cursor
• Limitations
• FAQ

What Is Qwen Code?

Qwen Code is an open-source CLI tool (command-line interface) for AI-assisted coding. Originally forked from Gemini CLI, it has been extensively customized with optimized prompts, function calling protocols, and multi-protocol backend support to work seamlessly with Qwen3-Coder models. It was first released in July 2025 alongside the Qwen3-Coder model family, and has since reached version 0.5.0 (December 2025).

Unlike traditional code completion tools that suggest the next line, Qwen Code operates as a full coding agent — it can understand your entire project, plan multi-step changes, create and edit files, run terminal commands, and iterate on errors autonomously. You describe what you want in natural language, and the agent figures out the rest.

Qwen Code vs Qwen Coder — What's the Difference?

This is the most common source of confusion. They are two different things:

In short: Qwen Code is the tool, Qwen Coder is the model. Qwen Code calls the Qwen Coder model via API to power its coding agent capabilities. You can also point Qwen Code at other models — it supports OpenAI, Anthropic, and Gemini-compatible APIs.

Key Features

Terminal-First, IDE-Friendly

Qwen Code runs entirely in your terminal. No browser tab, no Electron app — just a fast CLI that stays out of your way. But it also integrates deeply with VS Code, Zed, and JetBrains via companion extensions, giving you native diff views and editor context when you want them.

Agentic Workflows

This isn't autocomplete. Qwen Code can autonomously:

• Read and understand your entire codebase
• Plan multi-file changes with explanations
• Create, edit, and delete files
• Run shell commands and interpret output
• Execute tests and fix failures iteratively
• Use sub-agents (Skills) for specialized tasks

Multi-Protocol Backend

While optimized for Qwen3-Coder, Qwen Code supports multiple API protocols:

• Qwen OAuth — free tier, 1,000 requests/day
• DashScope API — Alibaba Cloud's production endpoint
• OpenAI-compatible APIs — works with any OpenAI-format provider
• Anthropic / Gemini APIs — swap in Claude or Gemini if needed

Vision Support

Qwen Code can analyze images and screenshots when paired with a vision-capable model, enabling multimodal coding workflows — describe a UI mockup and have the agent generate the code.

Installation & Setup

Quick Install

# npm (recommended)
npm install -g @qwen-code/qwen-code

# Homebrew (macOS/Linux)
brew install qwen-code

Authentication

# Authenticate with Qwen OAuth (free tier)
qwen-code auth login

# Or set a DashScope API key
export DASHSCOPE_API_KEY=your-key-here

First Run

# Start the agent in your project directory
cd your-project/
qwen-code

# Or give it a task directly
qwen-code "add input validation to the signup form"

IDE Integrations

VS Code

Install the Qwen Code Companion extension (qwenlm.qwen-code-vscode-ide-companion) from the VS Code marketplace. It provides:

• Native diff views for AI-suggested changes
• Editor file context passed to the agent automatically
• Selection context — highlight code and ask questions about it
• Communication via JSON-RPC 2.0 (ACP protocol)

Zed & JetBrains

Qwen Code also integrates with Zed editor and JetBrains IDEs (IntelliJ, PyCharm, WebStorm, etc.) via their respective extension systems. See the official docs for setup instructions.

Free Tier & Pricing

The free tier is generous — 1,000 requests per day with no token limit means most individual developers can use Qwen Code all day without paying anything. For DashScope token costs, see our Qwen pricing guide.

How It Works

Under the hood, Qwen Code follows an agent loop:

1. Context gathering — reads your project structure, relevant files, and git state
2. Planning — breaks your request into actionable steps
3. Tool execution — uses built-in tools (file read/write, shell exec, search) to make changes
4. Verification — runs tests or checks output, iterates if errors occur
5. Presentation — shows you the changes with diffs and explanations

The agent has access to a rich set of built-in Skills (specialized sub-agents) and can spawn SubAgents for parallel task execution — for example, running tests in one thread while refactoring code in another.

Real-World Use Cases

• Codebase onboarding — "Explain the authentication flow in this project" → gets a walkthrough of your actual code
• Bug fixing — "The login page crashes when email is empty" → agent finds the bug, writes a fix, adds a test
• Refactoring — "Convert this class component to a React hook" → multi-file refactor with import updates
• Feature implementation — "Add dark mode support" → creates theme provider, updates components, adds toggle
• Code review — "Review the last 3 commits for security issues" → reads git diff, identifies problems
• Documentation — "Generate API docs for the /users endpoint" → reads code, writes OpenAPI spec

Qwen Code vs Claude Code vs Cursor

Qwen Code's main advantages are its open-source nature, generous free tier, and backend flexibility — you can swap in any compatible model. Claude Code and Cursor offer more polished UX out of the box, but lock you into their respective ecosystems and pricing.

Limitations

• Newer tool — the ecosystem of plugins and community extensions is smaller than Claude Code or Cursor
• Qwen OAuth latency — the free tier routes through Alibaba Cloud, which can add latency for users far from Asian data centers
• Model quality ceiling — while Qwen3-Coder-Next scores well on benchmarks, some users report Claude and GPT-4 handle ambiguous instructions better
• Documentation — still maturing; some advanced features lack detailed guides

FAQ

Is Qwen Code free?

Yes. With Qwen OAuth authentication you get 1,000 requests per day at no cost, with no token limit per request. For higher volume, use the DashScope API (pay-per-token) or self-host a model.

Can I use Qwen Code with models other than Qwen?

Yes. Qwen Code supports OpenAI-compatible, Anthropic, and Gemini API formats. You can point it at any provider that exposes a compatible endpoint — or self-host a model locally.

Does it work on Windows?

Yes. Qwen Code runs on macOS, Linux, and Windows. Install via npm or use WSL on Windows for the best experience.

How does it compare to GitHub Copilot?

GitHub Copilot is primarily an autocomplete tool integrated into your editor. Qwen Code is an agent — it can plan, execute multi-step tasks, run commands, and iterate. They serve different purposes and can complement each other.

What's the relationship between Qwen Code and Cline?

Cline is a separate VS Code extension that also supports Qwen3-Coder as a backend. Qwen Code is Alibaba's own CLI agent. Both can use the same Qwen models, but they're different tools with different interfaces.