Cline — Autonomous AI Coding Agent for VS Code

Key Capabilities

File Operations

Create, read, and edit files with diff-based changes. See exactly what Cline wants to change before approving.

Terminal Commands

Execute shell commands, install packages, run builds, start servers — with your permission each time.

Web Browsing

Browse documentation, search the web, and extract information from URLs.

MCP Integration

Use any MCP server as a tool — databases, APIs, file systems, and custom tools.

Multi-Model Support

• Anthropic: Claude Sonnet/Opus
• OpenAI: GPT-4o, o3
• Google: Gemini
• Local: Ollama, LM Studio
• Any: OpenRouter, OpenAI-compatible endpoints

Human-in-the-Loop

Every action requires your approval. You stay in control — approve, reject, or modify each step.

FAQ

Q: What is Cline? A: An autonomous AI coding agent for VS Code that creates/edits files, runs commands, browses the web, and uses MCP tools — with human approval at every step. 60K+ GitHub stars, Apache 2.0 licensed.

Q: Is Cline free? A: The extension is free and open-source. You need your own LLM API key (OpenAI, Anthropic, etc.) or a local model via Ollama.