Cursor vs JetBrains AI Assistant

Detailed side-by-side comparison to help you choose the right tool

Cursor

Development

AI-native code editor (VS Code fork) with Tab autocomplete, Agent mode, and Composer multi-file edits. Used by 1M+ developers and 53% of Fortune 500 companies as of 2025. Free tier includes 2,000 completions; Pro is $20/month.

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Starting Price

Custom

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JetBrains AI Assistant

Code Assistant

AI-powered plugin for JetBrains IDEs that enhances development workflow with intelligent code completion, next edit suggestions, AI chat with agent mode, and context management features.

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Starting Price

Custom

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Feature Comparison

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Feature	Cursor	JetBrains AI Assistant
Category	Development	Code Assistant
Pricing Plans	8 tiers	4 tiers
Starting Price
Key Features	• Cursor Tab: multi-line predictive autocomplete that suggests diffs and chains sequential edits • Agent mode: autonomous multi-file editing with terminal execution and error iteration • Inline chat (Cmd+L) with full codebase context and @-mention references	• Mellum Local Code Completion • Junie Agent Mode • Next Edit Suggestions

💡 Our Take

Choose JetBrains AI Assistant if you're invested in the JetBrains ecosystem and don't want to switch to a VS Code-based editor — you'll get AI features without sacrificing IntelliJ's superior Java/Kotlin tooling, debugging, and refactoring capabilities. Choose Cursor if you want an AI-first editor experience and are comfortable working in the VS Code ecosystem.

Cursor - Pros & Cons

Pros

✓Deep codebase indexing understands entire repos, not just open files — outperforms Copilot on multi-file refactors
✓Agent mode autonomously executes multi-step tasks including terminal commands and error iteration
✓Drop-in VS Code replacement: all extensions, themes, and keybindings work unchanged
✓Access to frontier models (Claude Opus 4.6, GPT-5, Gemini 2.5 Pro) included in Pro plan
✓Composer enables multi-file generation from a single natural-language prompt
✓Privacy Mode with SOC 2 Type II — code is never stored or used for training
✓Strong .cursorrules support for encoding team conventions across sessions

Cons

✗$20/month Pro is 2x the cost of GitHub Copilot ($10/month) for individuals
✗Fast requests are rate-limited on Pro (500/month); heavy users hit slow-request queues
✗Occasional lag on very large monorepos (10M+ LOC) during initial indexing
✗Agent mode can make incorrect changes on ambiguous prompts — requires review
✗No official Linux ARM64 build as of early 2026 (x64 only)
✗Extensions from Microsoft-exclusive marketplace (e.g., Pylance, Remote-SSH) require workarounds
✗Closed-source — unlike VS Code, which is MIT-licensed

JetBrains AI Assistant - Pros & Cons

Pros

✓Deep native integration with JetBrains IDEs leverages the existing code analysis engine, type inference, and refactoring tools — producing more structurally aware suggestions than generic plugins
✓Junie agent mode can autonomously execute multi-step tasks including writing code, generating tests, running them, and iterating on failures without manual intervention
✓Supports 10+ JetBrains IDEs with a single plugin, covering languages from Java and Kotlin to Python, JavaScript, Go, Rust, C++, PHP, and Ruby — the broadest IDE-native coverage among code assistants
✓Local Mellum model handles code completion with sub-200ms median latency without sending code to external servers, while cloud models from OpenAI, Google, and Anthropic are available for complex generation tasks
✓Included at no extra cost for All Products Pack subscribers ($28.90/month billed annually for organizations), making it the most cost-effective option for teams already using JetBrains tooling
✓Supports local third-party models for code completion and generation, giving enterprises with data residency or air-gapped requirements an on-premises AI option that competitors like GitHub Copilot do not offer

Cons

✗Cloud-dependent for advanced features — AI chat, Junie agent mode, and complex code generation require an active internet connection and route code to external LLM providers (OpenAI, Google, Anthropic)
✗Limited to JetBrains IDE family only; developers using VS Code, Neovim, Sublime Text, or other editors cannot use it, creating fragmentation in mixed-editor teams
✗Junie agent mode is still maturing and can produce incorrect multi-step plans that require careful review, particularly for large refactoring tasks spanning many files
✗Free tier is heavily restricted with tight daily usage caps on completions and chat messages, making it more of a trial than a viable daily-use tool
✗Model selection is limited to JetBrains' partnered cloud providers — developers cannot bring arbitrary API keys or connect to self-hosted cloud LLMs without configuring local model support separately

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Review Cursor Review JetBrains AI Assistant