Devin vs JetBrains AI Assistant / Junie: Side-by-Side Comparison 2026
Devin vs JetBrains AI Assistant / Junie comparison 2026. Side-by-side features, pricing & capabilities.
Devin is an AI agent from Cognition — fully autonomous ai software engineer. JetBrains AI Assistant / Junie is an editor extension from JetBrains — native ai assistant for jetbrains ides.
Devin
Autonomous AI coding agent by Cognition. Handles full development tasks end-to-end. Cognition also owns Windsurf, integrating IDE and agent workflows.
- ✓ AI chat
- ✓ Agentic mode
- ✓ Multi-file editing
- ✓ Terminal commands
- ✓ Test generation
$20/mo · 3 plans
JetBrains AI Assistant / Junie
JetBrains AI Assistant / Junie — AI Code Assistant from JetBrains. IDE-Integrated AI.
- ✓ Code completions
- ✓ AI chat
- ✓ Junie (autonomous agent)
- ✓ Multi-file editing
- ✓ Terminal commands
Free / $10/mo · 3 plans
| Feature | Devin | JetBrains AI Assistant / Junie |
|---|---|---|
| Category | Agent | Extension |
| Starting Price | $20/mo | Free |
| Model Family | Proprietary | Multi-model |
| Open Source | No | No |
Pricing verified Mar 20, 2026. Devin pricing | JetBrains AI Assistant / Junie pricing
Key Differences
- Category: Devin is an AI agent; JetBrains AI Assistant / Junie is an editor extension.
- Free tier: JetBrains AI Assistant / Junie has a free tier; Devin does not.
- Starting price: Devin starts at $20/mo; JetBrains AI Assistant / Junie starts at $10/mo.
- Model family: Devin uses Proprietary; JetBrains AI Assistant / Junie uses Multi-model.
- Bring your own key: JetBrains AI Assistant / Junie supports BYOK; Devin does not.
- Platforms: Devin runs on Web; JetBrains AI Assistant / Junie runs on Linux, Windows, macOS.
- Provider: Devin is built by Cognition; JetBrains AI Assistant / Junie is built by JetBrains.
Which Should You Choose?
Choose Devin if you want fully autonomous engineering tasks with minimal supervision. Choose JetBrains AI Assistant / Junie if you want native AI assistance with multi-model choice and agentic capabilities. Read our full reviews to see which fits your workflow.