Is JetBrains AI Assistant available in all JetBrains IDEs?

Yes, JetBrains AI Assistant is available in all JetBrains IDEs, including IntelliJ IDEA, PyCharm, WebStorm, PhpStorm, GoLand, CLion, and Rider. The AI features are consistently available across all products, with specific optimizations per language and framework. It is bundled with the All Products subscription, meaning no additional cost for AI features if you already hold a JetBrains license.

Cursor vs JetBrains AI Assistant: VS Code Fork or Native IntelliJ Integration?

Your team uses IntelliJ or VS Code - that shapes everything. Cursor brings Composer mode to VS Code, JetBrains AI integrates natively into the IntelliJ stack.

Cursor and JetBrains AI Assistant target different audiences with overlapping but distinct strengths. Cursor delivers the best AI-first experience for developers in the VS Code ecosystem: the Composer and Agent modes are uniquely powerful for generative tasks across multiple files. JetBrains AI Assistant is unbeatable for teams already working in JetBrains IDEs who need enterprise features. The powerful refactoring engine and deep static analysis are difficult to replicate elsewhere. The choice primarily depends on your current IDE preference, technology stack, and enterprise requirements. Switching ecosystems is a larger investment than the difference in AI quality between the two tools.

Cursor vs JetBrains AI Assistant: VS Code Fork or Native IntelliJ Integration?

Background

Choosing an AI-powered IDE in 2026 depends not only on AI quality but also on the existing ecosystem, team workflows, and enterprise requirements. AI coding tools have evolved from simple autocomplete to autonomous agents capable of implementing complete features. Cursor pioneers this AI-first approach from the VS Code ecosystem, while JetBrains AI Assistant builds on decades of IDE expertise with superior refactoring and static analysis capabilities. Both tools are improving rapidly, but the decision is often determined by factors beyond AI quality itself, including team familiarity, extension ecosystem, and organizational compliance needs.

Cursor

A VS Code-based AI-first IDE featuring Composer mode for multi-file editing, inline suggestions, and a high code acceptance rate. Cursor combines the full flexibility of the VS Code ecosystem with powerful generative AI capabilities including agentic task execution, codebase-aware context, and integration with multiple LLM providers. The IDE offers a free tier alongside paid plans for Pro ($20/mo) and Business ($40/mo) with team features. Cursor has seen rapid adoption among full-stack and frontend developers who value AI-first workflows.

JetBrains AI Assistant

The native AI integration across all JetBrains IDEs (IntelliJ IDEA, PyCharm, WebStorm, GoLand, CLion, Rider) with fast code completions, deep understanding of project structure and type systems, and enterprise-grade security features. JetBrains AI combines AI suggestions with the powerful static analysis and refactoring engine that JetBrains has been known for over two decades. Available as part of the JetBrains All Products subscription at $249/year. The integration leverages local indexing for blazing-fast completions.

What are the key differences between Cursor and JetBrains AI Assistant?

Feature	Cursor	JetBrains AI Assistant
IDE base	VS Code fork with access to all VS Code extensions, themes, and keybindings	Native integration in IntelliJ IDEA, PyCharm, WebStorm, and all other JetBrains IDEs
Code completions	Tab completions with high acceptance rate and context-aware multi-line suggestions	Millisecond-fast completions powered by local indexing and deep type system understanding
Multi-file editing	Composer mode and Agent mode for coherent changes across multiple files simultaneously	AI-assisted refactoring that builds on JetBrains' powerful refactoring engine and semantic graph
Enterprise features	Business plan with team features, admin controls, and privacy mode	On-premise options, SSO, audit logging, and compliance features for enterprise organizations
Pricing	Free tier available; Pro $20/mo; Business $40/mo per developer	$249/year (~$21/mo) as part of the JetBrains All Products subscription
LLM flexibility	Support for multiple LLM providers; Claude, GPT, Gemini, and custom models	JetBrains own AI models plus optional OpenAI and Google integration
Agentic capabilities	Agent mode can autonomously execute tasks, create files, and run terminal commands	AI-assisted workflows but less autonomous than Cursor's Agent mode execution
Codebase context	Indexes codebase for context; @-mentions for files, docs, and symbols	Deep understanding via JetBrains' existing indexing engine and semantic code graph

When to choose which?

Choose Cursor when...

Choose Cursor when your team works with TypeScript, JavaScript, Python, or web-based technologies and prefers the VS Code ecosystem. The Composer mode for multi-file edits and Agent mode for autonomous task execution are specifically optimized for generative AI workflows. The ability to switch between different LLM providers (Claude, GPT, Gemini) provides flexibility. Best suited for full-stack web development, frontend teams, and startups that want to iterate fast with AI as a core part of their development workflow.

Choose JetBrains AI Assistant when...

Choose JetBrains AI Assistant when your team already works with IntelliJ, PyCharm, or WebStorm and switching to a new IDE is undesirable. The AI features build on JetBrains' powerful indexing and static analysis, resulting in more contextual suggestions for statically typed languages like Java, Kotlin, and C#. Enterprise features like on-premise deployment, SSO, and audit logging are essential for organizations with strict compliance requirements. Excellent value if you already have a JetBrains subscription.

What is the verdict on Cursor vs JetBrains AI Assistant?

Which option does MG Software recommend?

At MG Software, we primarily work with Cursor for our Next.js and TypeScript projects due to its excellent Composer and Agent modes, the broad VS Code ecosystem, and the flexibility to switch between LLM providers. The AI features are particularly strong for web development with React, Tailwind, and modern frontend tooling. For clients with Java/Kotlin stacks or strict enterprise requirements, we recommend JetBrains AI Assistant for its superior refactoring engine, deep static analysis, and compliance features like SSO and audit logging. The right choice always depends on your technology stack and organizational context.

Migrating: what to consider?

Switching from JetBrains to Cursor requires adapting to the VS Code interface and finding equivalent extensions for JetBrains-specific features. Keybindings can be transferred via the JetBrains keymap extension. Cursor AI capabilities are stronger for generative tasks, but JetBrains refactoring tools and static analysis are difficult to replace for Java/Kotlin projects. Going the other direction, from Cursor to JetBrains, is simpler if your team is already familiar with IntelliJ. Plan two to three weeks of adjustment time regardless of direction.

Frequently asked questions

Yes, but it is a significant transition due to the ecosystem difference. Cursor is based on VS Code, which has a different extension ecosystem and keybindings. JetBrains offers a VS Code keymap extension to ease the transition. Cursor AI capabilities are stronger for generative tasks thanks to Composer and Agent modes. The biggest loss is the refactoring engine and static analysis, which is significantly more powerful in JetBrains for statically typed languages like Java and Kotlin.

JetBrains AI Assistant delivers blazing-fast code completions thanks to local indexing and deep understanding of the type system. Cursor Tab completions are also fast but more dependent on cloud models for complex suggestions. For pure speed, JetBrains may have the edge with statically typed languages, but Cursor suggestions are often contextually richer for generative tasks due to the larger language models and broader codebase context it sends along with each request.

Composer mode is Cursor's most powerful feature: an AI interface that can make coherent changes across multiple files simultaneously. You describe what you want to achieve and Composer generates the code changes across all relevant files. This differs from traditional AI autocomplete that only operates within a single file. Agent mode goes even further, autonomously creating files, running terminal commands, and iteratively solving problems without manual intervention between steps.

Yes, Cursor supports Java through VS Code Java extensions from Microsoft and Red Hat. The basic Java experience is functional, but it lacks the deep static analysis, refactoring power, and project structure understanding of IntelliJ IDEA. For simple Java projects or microservices, Cursor works well enough. For large enterprise Java applications with complex dependency structures and extensive refactoring needs, JetBrains IntelliJ with AI Assistant remains the clearly better choice.

Both tools offer privacy options. Cursor provides a Privacy Mode that prevents code from being sent to external servers for training purposes. JetBrains offers on-premise deployment options for organizations that cannot send any code to cloud providers. Always verify which data is transmitted to LLM providers and configure privacy settings according to your organization requirements. For enterprise environments with strict data classification, JetBrains provides more mature compliance tooling.

For larger teams, enterprise features like SSO, RBAC, and audit logging are essential. JetBrains provides these features natively through JetBrains Space and the Enterprise subscription tier. Cursor Business offers team features and admin controls, but the enterprise features are less mature than JetBrains. The choice depends on your existing tool stack: JetBrains teams choose AI Assistant, VS Code teams choose Cursor. Consistency across the team matters more than individual AI feature comparisons.

Need help choosing?

We help you make the right choice for your project.

Schedule a free call

Cursor vs VS Code: Is Built-In AI Worth Switching Editors?

Is an AI-native IDE worth the upgrade? Cursor builds on VS Code but puts AI at the center. The implications for extensions, speed, and pricing.

Windsurf vs Cursor: Two AI Editors, Different Philosophies

Two AI-native IDEs, two philosophies: Windsurf focuses on flow-state development, Cursor on codebase control. Which matches the way you work?

Cursor vs GitHub Copilot: AI-Native Editor or IDE Plugin?

Cursor understands your entire codebase, Copilot works in any IDE. Which AI coding tool better fits your development workflow and team needs?

Document Management Examples - Inspiration & Best Practices

Legal case files, compliance archives, and ISO documents managed digitally. Document management examples with version control, OCR, and retention policies.