Bolt vs JetBrains AI Assistant / Junie: Side-by-Side Comparison 2026

Bolt vs JetBrains AI Assistant / Junie comparison 2026. Side-by-side features, pricing & capabilities.

Feature Bolt JetBrains AI Assistant / Junie
Category BuilderExtension
Starting Price Free Free
Model Family ClaudeMulti-model
Context Window 200K (via Claude)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 Bolt (browser-based IDE)All JetBrains IDEs (IntelliJ, PyCharm, WebStorm, GoLand, CLion, etc.)
Open Source NoNo

Pricing verified 2026-02-05. Bolt pricing | JetBrains AI Assistant / Junie pricing

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Overview

Bolt is app builder from StackBlitz. JetBrains AI Assistant / Junie is editor extension from JetBrains. Both tools are actively maintained as of 2026.

Bolt: What You Get

Browser-based AI app builder by StackBlitz that generates, runs, and deploys full-stack web applications from natural language prompts.

  • Full-stack generation
  • In-browser IDE
  • One-click deploy
  • Package management
  • Live preview

Pricing: Free / $20/mo. 5 plans available.

Models: Claude 3.5 Sonnet

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)

Key Differences

  • Category: Bolt is app builder, JetBrains AI Assistant / Junie is editor extension.
  • Agentic mode: Bolt supports agentic mode; JetBrains AI Assistant / Junie does not.
  • Model family: Bolt uses Claude; JetBrains AI Assistant / Junie uses Multi-model.

Which Should You Choose?

Choose Bolt if you want Go from idea to deployed app in minutes. Choose JetBrains AI Assistant / Junie if you want AI coding assistance in your existing editor. Both tools are strong options — the right choice depends on your workflow and priorities.

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