AI-Powered JavaScript Development in WebStorm
Open source AI coding for JavaScript and TypeScript developers. 400+ models. Pay-as-you-go pricing. Advanced agent modes for React, Vue, Angular, and Node.js.
Quick Comparison
| Kilo Code | JetBrains AI | |
|---|---|---|
| Pricing | $0/month + Pay for AI Usage at Cost | $100-720/year + Limited bundled usage |
| AI Models | 400+ | ~5 |
| Agent Modes | Orchestrator, Architect, Code, Debug, Ask | Code / Ask only |
| Open Source |
One tool. Five specialized agents. Built for frontend developers.
Orchestrate agents that work together to architect, code, debug, and test your JavaScript applications.
Agentic Engineering
Glide through your workflow with a mode for every step
Ask mode
A knowledgeable technical assistant focused on answering questions without changing your codebase
Open Pricing
Free forever. Pay-as-you-go for AI at cost. Zero markup.
JetBrains AI charges $8.90-14.90/month whether you use it or not
Open Source
View the code. Extend it. Audit it. See exactly how it works.
JetBrains AI Assistant is proprietary closed-source software
Open Model Choice
Claude, GPT-5.2, Gemini, Llama, and 400+ more. Switch anytime.
JetBrains AI limits you to ~5 models
Why JavaScript developers choose Kilo Code
Modern AI assistance for modern frontend development.
Framework Agnostic
React, Vue, Angular, Svelte, Solid - Kilo Code understands them all. Switch frameworks without switching AI tools.
Multi-Agent Orchestration
Break down complex refactoring into subtasks. Perfect for migrating to new React patterns or TypeScript.
Open Model Choice
Choose from 400+ AI models. Use Claude for architecture, fast models for quick completions.
Test Generation
Generate Jest, Vitest, Cypress, and Playwright tests. AI understands your components and writes proper assertions.
Open Source
Audit the code. Extend it. See exactly how it works. Essential for security-conscious teams.
Code Privacy
Run local models for sensitive frontend code. Your proprietary components never leave your machine.
Trusted by developers at the world's most innovative companies
Complete Feature-by-Feature Comparison
See exactly what you gain by switching to Kilo Code for WebStorm
JavaScript & TypeScript Development
| Feature | JetBrains AI | Kilo Code |
|---|---|---|
JavaScript code completion | ||
TypeScript support | ||
React/Next.js assistance | ||
Vue/Nuxt support | ||
Angular support | ||
Node.js development |
Core AI Capabilities
| Feature | JetBrains AI | Kilo Code |
|---|---|---|
Model selection | Limited | Open |
Orchestrator mode | ||
Architect mode | ||
Debug mode | ||
Automatic context search | Limited | |
Code review | Basic | Advanced |
AI Models
| Feature | JetBrains AI | Kilo Code |
|---|---|---|
Number of models | ~5 | 400+ |
Model selection | Limited | Open |
Bring your own keys | Limited | Open |
Local models (Ollama, LM Studio) | Limited |
Teams and Enterprise Features
| Feature | JetBrains AI | Kilo Code |
|---|---|---|
Centralized billing | ||
Usage analytics | Basic | Expansive |
Role-based permissions | Limited | |
Data collection controls | Limited | |
Shared custom modes | ||
Model limiting |
Pricing
| Feature | JetBrains AI | Kilo Code |
|---|---|---|
IDE plugin | Bundled | Free & Open |
Monthly subscription (individual) | $8.90-14.90 | $0 |
Monthly subscription (business/teams) | Varies | $15 |
AI usage fee | Bundled (limited) | Open (at cost) |
Markup on AI costs | Unknown | 0% |
Advanced Features
| Feature | JetBrains AI | Kilo Code |
|---|---|---|
MCP support | ||
Codebase indexing | ||
Memory bank | ||
Parallel agents in CLI | ||
Custom modes | ||
Automatic error recovery | ||
Deployment |
Privacy & Security
| Feature | JetBrains AI | Kilo Code |
|---|---|---|
SSO/SAML | Enterprise | Enterprise |
Code used for training | Optional | Never |
Data sharing with providers | Yes | Open choice |
Local model support | Limited | |
Open source |
Switch in under 5 minutes
No complicated setup. No vendor lock-in. No risk.
Install Kilo Code Plugin
Install from the JetBrains Marketplace. Works with WebStorm 2023.1 and later.
Choose Your Models
Pick from 400+ models or use your existing API keys. Start with Claude for frontend development.
Start Building
Everything works instantly. Try Architect mode for your next React component library.
Ready to supercharge your JavaScript development?
Join 1M+ developers who've already started with Kilo