Best AI tools for coding

freemium · Free tier available

AI-first code editor for building whole features by prompt.

1. Download the Cursor editor from cursor.com
2. Open your project folder (VS Code settings can be imported)
3. Press Cmd/Ctrl+I to open the Agent and describe the change

From $10/user/mo (Pro) · Free tier available ✓ checked 2026-10-16

In-editor code completion that most developers already trust.

1. Enable Copilot Free in your GitHub account settings
2. Install the GitHub Copilot extension in VS Code and sign in
3. Accept inline suggestions with Tab or open Copilot Chat for bigger changes

From $20/mo (Pro) · Free tier available ✓ checked 2026-10-16

Agentic AI code editor; its pricing now sits on Devin's site.

1. Download the editor from windsurf.com
2. Open your project and sign in
3. Use the agent panel to describe changes across files

freemium · Free tier available

General-purpose assistant; the default starting point for most text tasks.

1. Sign up at chatgpt.com with email or Google
2. Describe your task in a new chat; attach files if needed
3. Save repeat prompts as a Project or custom GPT

From £18/mo (£15/mo billed annually) · Free tier available ✓ checked 2026-10-16

Strong at long documents and careful writing.

1. Create an account at claude.ai
2. Upload your document or paste text into a chat
3. Turn on Artifacts to get editable docs or code alongside the chat

Price not verified

Browser-based IDE with an AI Agent that builds and hosts apps.

1. Sign up at replit.com
2. Describe your app to Replit Agent on the home screen
3. Test in the preview pane, then click Deploy

From $39/seat/mo (LangSmith Plus) · Free tier available ✓ checked 2026-10-16

Open-source library for controllable, stateful agents in Python/JS.

1. pip install langgraph
2. Define your agent as a graph of nodes and edges
3. Trace and debug runs in LangSmith

From Enterprise: custom (Basic is free) · Free tier available ✓ checked 2026-10-16

Framework and studio for multi-agent 'crews' that work together.

1. pip install crewai (or sign up for CrewAI Studio)
2. Define agents with roles and tasks
3. Run the crew and review the output

Price not verified

OpenAI's code-first agent framework; recommended successor to Agent Builder.

1. pip install openai-agents
2. Create an Agent with instructions and tools
3. Run it with Runner and inspect the traces