Amazon Q Developer vs JetBrains AI Assistant
Amazon Q Developer provides AWS-integrated AI coding assistance with transformation agents and security scanning at $0-19/month. JetBrains AI Assistant offers deep IDE integration with unlimited free code completion and multi-model access starting from $0/month. This comparison helps JetBrains IDE users decide between AWS ecosystem depth and native IDE intelligence.
| Criteria | Amazon Q Developer | JetBrains AI |
|---|---|---|
| AI Model | Amazon proprietary (Titan + custom) | JetBrains proprietary + GPT-4, Gemini |
| Pricing | Free tier / $19/mo Pro | Included with JetBrains IDE / $8.33/mo |
| Code Completion | Inline code suggestions | Full-line, multi-line completion |
| Chat / Agent | Chat, /transform, /dev agents | Inline chat, AI Actions |
| IDE Support | VS Code, JetBrains, CLI, AWS Console | All JetBrains IDEs |
| Language Support | All major languages, strong AWS | All JetBrains-supported languages |
| Privacy | Enterprise-grade, AWS security | JetBrains data policies |
| Customization | Custom profiles, enterprise config | Prompt library, custom prompts |
Amazon Q Developer vs JetBrains AI: In-Depth Analysis
Amazon Q Developer and JetBrains AI Assistant compete most directly when developers use JetBrains IDEs for AWS development. The choice depends on whether cloud expertise or IDE integration matters more.
Amazon Q Developer (successor to CodeWhisperer) provides AI assistance across VS Code, JetBrains IDEs, Visual Studio, Eclipse, CLI, and AWS Console. The free tier includes code suggestions, reference tracking, and security scanning. The Pro tier at $19/user/month adds higher limits, enterprise controls, and codebase customization. Unique capabilities include /transform for automated Java version upgrades (Java 8 to 17), /dev for multi-step feature implementation, test generation, and built-in AWS service pricing assistance.
JetBrains AI Assistant with the 2025.1 release made all features accessible for free in JetBrains IDEs, including unlimited code completion and local model support. Cloud-powered features have limited free quota. AI Ultimate at $30/month provides $35 in AI Credits for cloud model usage (Claude, GPT, Gemini) charged at LLM rates. Key features include multi-file edits in chat using RAG, /web command for in-chat documentation search, AI Actions integrated into every IDE feature, and a prompt library for custom prompts.
The integration depth differs. JetBrains AI is built into every aspect of the IDE: refactoring, VCS, database tools, debugger, and more. Q Developer works as a plugin that adds a chat sidebar and inline suggestions. JetBrains AI feels native; Q Developer feels added-on within JetBrains IDEs.
However, Q Developer's AWS expertise is unmatched. When writing CloudFormation templates, CDK code, or Lambda functions, Q Developer provides contextually relevant suggestions that JetBrains AI cannot match. The /transform agent for Java upgrades is unique in the market.
Key Differences Between Amazon Q Developer and JetBrains AI
AWS Expertise
Q Developer deeply understands AWS services, IAM, CloudFormation, CDK, and Lambda. JetBrains AI provides general coding assistance without cloud-specific intelligence.
IDE Integration
JetBrains AI is built into every IDE feature (refactoring, VCS, debugger, database). Q Developer adds a plugin with sidebar chat and inline suggestions.
Free Tier
JetBrains AI offers unlimited free code completion with local model support. Q Developer's free tier includes suggestions and security scanning with usage limits.
Transformation Agents
Q Developer uniquely offers /transform for Java version migration and /dev for multi-step features. JetBrains AI focuses on chat-based assistance and AI Actions.
Multi-IDE Support
Q Developer works across VS Code, JetBrains, Visual Studio, Eclipse, and CLI. JetBrains AI works only within JetBrains IDEs.
Verdict
Amazon Q Developer and JetBrains AI Assistant represent ecosystem-native versus IDE-native AI assistance. Q Developer excels for AWS teams: it understands IAM policies, CloudFormation, CDK, and offers /transform for automated Java upgrades and /dev for feature implementation ($0-19/user/month). JetBrains AI Assistant provides the deepest JetBrains integration: unlimited free code completion, multi-file chat edits with RAG, AI Actions in every IDE feature, and web search within chat ($0 for basics, $30/month for AI Ultimate credits). For AWS-heavy teams using JetBrains IDEs, Q Developer provides unique cloud expertise. For teams wanting the most natural AI experience within IntelliJ, PyCharm, or WebStorm, JetBrains AI is more deeply integrated.
Pros & Cons Compared
Amazon Q Developer
JetBrains AI
Pricing Comparison
Amazon Q Developer
FreemiumFree tier for individuals with code suggestions and security scanning. Pro tier at $19/user/mo with enterprise controls, customization, and higher limits.
JetBrains AI
FreemiumFree tier with unlimited code completion and local model support. AI Ultimate at ~$249/year with monthly AI credits for cloud features. Credits can be topped up and carry over.
Shared Language Support
Both Amazon Q Developer and JetBrains AI support these languages:
Which Should You Choose?
Choose Amazon Q Developer if you...
- AWS development teams building cloud-native applications
- Java teams needing automated version and framework upgrades
- Organizations wanting integrated security scanning with completions
- Developers using multiple IDEs who want consistent AI across editors
- Teams leveraging AWS Console and CLI alongside IDE development
Choose JetBrains AI if you...
- Dedicated JetBrains IDE users wanting the deepest integration
- Teams wanting unlimited free code completion with local model support
- Developers who value AI integrated into refactoring, VCS, and debugging
- Organizations wanting multi-model access (Claude, GPT, Gemini) within IDE
- Teams that prioritize IDE-native experience over cloud-specific features
Switching Between Amazon Q Developer and JetBrains AI
Both tools can run simultaneously in JetBrains IDEs, though running two completion engines may cause conflicts. If using both, disable one tool's completions and use it only for chat. JetBrains AI is pre-installed in 2025.1+ IDEs. Q Developer installs as a plugin. Choose primary completion provider based on whether you need AWS-specific suggestions.
Sources & Methodology
Comparison outcomes are based on criterion-level scoring, pricing disclosures, official feature documentation, and practical workflow fit across IDE and CLI contexts.
- Amazon Q Developer official website
- JetBrains AI official website
- Last reviewed: 2026-02-23
FAQ
Can I use both in the same JetBrains IDE?
Yes, but running two completion engines causes conflicts. Disable one tool's completions and use it for chat only. Use Q Developer for AWS-specific help and JetBrains AI for general coding.
Is JetBrains AI really free?
The 2025.1 release made code completion and local model support free in all JetBrains IDEs. Cloud model features have limited free quota. AI Ultimate at $30/month provides credits for heavier cloud usage.
Which is better for Java development?
Q Developer's /transform agent uniquely automates Java version migration (8 to 17). JetBrains AI provides excellent Java completion and refactoring through native IntelliJ integration. For migration tasks, Q Developer wins.
Does JetBrains AI work in VS Code?
No. JetBrains AI Assistant works only within JetBrains IDEs. Q Developer works across VS Code, JetBrains, Visual Studio, Eclipse, and CLI.
Which has better security scanning?
Q Developer includes built-in security scanning in its free tier. JetBrains AI does not provide dedicated security scanning features.