Cursor
AI
AI-first code editor
Cursor is a VS Code-based editor where an AI agent reads your repository, writes multi-file changes and explains unfamiliar code.
Repo-aware chat
Multi-file edits
Inline completions
Freemium · from $0
Devin
AI tool
Autonomous AI software engineer
4.1
Paid · from $20/mo (usage-based)
Best for Teams delegating well-scoped engineering tickets to an agentOverview
Devin from Cognition is an autonomous coding agent that plans, writes, tests and ships code in its own sandboxed environment, working from a ticket-style brief.
Key features
- Autonomous multi-step coding
- Own shell, browser and editor
- Pull request creation
- Slack and GitHub integration
Pros
- Handles whole tasks unattended
- Good for repetitive refactors
- Integrates with existing repos
Cons
- Expensive at scale
- Still needs human review
Devin screenshot
Captured from the official website
Devin replaces
AI alternatives to Devin
Claude Code
AI
Agentic coding tool from Anthropic
Claude Code is Anthropic's command-line AI coding agent that can read, edit, run and debug code across an entire codebase autonomously.
Terminal-based agentic coding
Multi-file autonomous edits
Git-aware workflows
Paid · from $20/mo
GitHub Copilot
AI
AI pair programmer
Copilot suggests completions, writes tests and answers questions about your codebase inside the IDE you already use.
Inline completions
Chat in IDE
Test generation
Paid · from $10/mo
Codeium
AI
Free AI-powered code acceleration toolkit
Codeium provides AI-powered code completion, chat and search across dozens of languages and IDEs, with a generous free individual tier.
Multi-IDE AI autocomplete
AI chat for code
Codebase-aware search
Freemium · from Free
Replit Agent
AI
Build and deploy apps from a prompt
Replit Agent writes, runs and deploys full applications in the browser, handling the environment and hosting for you. No local setup is required.
Prompt to app
Cloud environment
One-click deploy
Freemium · from $20/mo
Manus
AI
General-purpose autonomous AI agent
Manus is a general AI agent that breaks a goal into steps and executes them in its own cloud workspace, browsing, writing code and producing finished files.
Multi-step autonomous task execution
Cloud browser and file workspace
Produces reports, sites and spreadsheets
Paid · from $19/mo