Coding Agents & IDE Harnesses

AI-powered development environments and autonomous coding agents. Compare autonomy levels, tool integrations, and pricing.

Aider

Paul Gauthier

Open Source

Terminal pair programmer

Autonomy: pairfree
Claude Code

Anthropic

Anthropic CLI agent

Autonomy: supervised-agentMCPsubscription
Cline

Cline

Open Source

Open-source VS Code agent

Autonomy: supervised-agentMCPfree
Continue

Continue Dev

Open Source

OSS AI assistant for IDEs

Autonomy: pairMCPfree
Cursor

Anysphere

AI-first IDE

Autonomy: pairMCPfreemium
Devin

Cognition

Most autonomous coding agent

Autonomy: autonomous-agentsubscription
GitHub Copilot

GitHub

Ubiquitous AI pair programmer

Autonomy: completionssubscription
OpenAI Codex CLI

OpenAI

Open Source

OpenAI terminal agent

Autonomy: supervised-agentusage
OpenHands

All Hands AI

Open Source

OSS autonomous SWE agent

Autonomy: autonomous-agentfree
Roo Code

Roo Code

Open Source

Enhanced Cline fork

Autonomy: supervised-agentMCPfree
v0 by Vercel

Vercel

AI UI generation

Autonomy: supervised-agentfreemium
Windsurf

Codeium

AI IDE by Codeium

Autonomy: pairMCPfreemium