JetBrains AI Assistant / Junie vs Replit Agent: Side-by-Side Comparison 2026
JetBrains AI Assistant / Junie vs Replit Agent comparison 2026. Side-by-side features, pricing & capabilities.
| Feature | JetBrains AI Assistant / Junie | Replit Agent |
|---|---|---|
| Category | Extension | Builder |
| Starting Price | Free | Free |
| Model Family | Multi-model | Proprietary |
| Context Window | Not disclosed | Not disclosed |
| Code Completion | ✓ | ✓ |
| Chat | ✓ | ✓ |
| Inline Editing | ✓ | ✓ |
| Agentic Mode | ✗ | ✓ |
| Multi-File Editing | ✓ | ✓ |
| Terminal Commands | ✓ | ✓ |
| Browser Use | ✗ | ✗ |
| Test Generation | ✓ | ✓ |
| Debugging | ✓ | ✓ |
| Refactoring | ✓ | ✓ |
| Code Review | ✓ | ✗ |
| PR Review | ✗ | ✗ |
| Documentation | ✓ | ✓ |
| Image to Code | ✗ | ✗ |
| Voice Input | ✗ | ✗ |
| App Generation | ✗ | ✓ |
| Deployment | ✗ | ✗ |
| Git Integration | ✓ | ✓ |
| Supported IDEs | All JetBrains IDEs (IntelliJ, PyCharm, WebStorm, GoLand, CLion, etc.) | Replit IDE (browser), SSH sync |
| Open Source | No | No |
Pricing verified 2026-02-05. JetBrains AI Assistant / Junie pricing | Replit Agent pricing
Overview
JetBrains AI Assistant / Junie is editor extension from JetBrains. Replit Agent is app builder from Replit. Both tools are actively maintained as of 2026.
JetBrains AI Assistant / Junie: What You Get
JetBrains AI Assistant / Junie — AI Code Assistant from JetBrains. IDE-Integrated AI.
- Code completions
- AI chat
- Multi-file editing
- Terminal commands
- Test generation
- Debugging
- Code review
- Git integration
Pricing: Free / $10/mo. 4 plans available.
Models: GPT models, Claude models, Google models (via partner integrations)
Replit Agent: What You Get
Cloud-based IDE and app platform with an AI assistant that can build, debug, and deploy applications directly in the browser.
- Browser-based IDE
- AI assistant
- Multiplayer coding
- One-click deploy
- Database integration
- Package management
Pricing: Free / $20/mo. 3 plans available.
Models: Replit Agent 3 (proprietary)
Key Differences
- Category: JetBrains AI Assistant / Junie is editor extension, Replit Agent is app builder.
- Agentic mode: Replit Agent supports agentic mode; JetBrains AI Assistant / Junie does not.
- Model family: JetBrains AI Assistant / Junie uses Multi-model; Replit Agent uses Proprietary.
Which Should You Choose?
Choose JetBrains AI Assistant / Junie if you want AI coding assistance in your existing editor. Choose Replit Agent if you want Best platform for learning to code with AI. Both tools are strong options — the right choice depends on your workflow and priorities.
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