Cline

Open-source AI coding agent for VS Code with Plan/Act modes

★★★★★ (0 reviews) Free Dev Tools

Overview

Cline is an open-source AI coding agent that runs inside VS Code. It can edit files across your project, run terminal commands, plan before acting, and extend its capabilities through MCP servers. It supports every major AI model and is trusted by over 8 million developers.

⚡ Dev Tools 💵 Free - open source, bring your own API keys 📅 Listed 10 Jun 2026

✨ Features

Plan/Act Modes

Plan mode analyzes tasks first, Act mode executes changes across your codebase.

Terminal Integration

Runs bash commands, installs packages, and manages your development environment.

Any Model Support

Use Claude, GPT, Gemini, local models, or any OpenAI-compatible API.

MCP Extensions

Extend with Model Context Protocol plugins for databases, APIs, and more.

⚖️ Pros & Cons

Pros

Completely free and open-source
Works with any AI model or API provider
Deep VS Code integration with full project context

Cons

Requires your own API keys (costs depend on model provider)
Can be resource-intensive on large codebases

💰 Pricing

Free

Free

  • Fully open-source (Apache 2.0)
  • All features included
  • Use any AI model provider
  • MCP server support
  • Bring your own API keys

❓ Frequently Asked Questions

What is Cline?

Cline is an open-source AI coding agent that runs inside VS Code. It can edit files across your project, run terminal commands, plan before acting, and extend its capabilities through MCP servers. It supports every major AI model and is trusted by over 8 million developers.

What are the key features of Cline?

Cline offers 4 main features. Plan/Act Modes: Plan mode analyzes tasks first, Act mode executes changes across your codebase. Terminal Integration: Runs bash commands, installs packages, and manages your development environment. Any Model Support: Use Claude, GPT, Gemini, local models, or any OpenAI-compatible API. MCP Extensions: Extend with Model Context Protocol plugins for databases, APIs, and more.

How much does Cline cost?

Cline uses a Free - open source, bring your own API keys pricing model. Available plans include Free at Free.

What are the pros and cons of Cline?

Key advantages include: Completely free and open-source; Works with any AI model or API provider; Deep VS Code integration with full project context. Potential drawbacks: Requires your own API keys (costs depend on model provider); Can be resource-intensive on large codebases.

What type of tool is Cline?

Cline is categorized under Dev Tools, Coding Assistant on AI Product List. It is designed for professionals and teams looking for dev tools solutions.

Does Cline offer a free plan?

Yes, Cline offers a free plan. Fully open-source (Apache 2.0). All features included. Use any AI model provider. MCP server support. Bring your own API keys

Where can I try Cline?

You can visit the official Cline website at cline.bot to sign up, explore features, or start a free trial.