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Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.

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✓ verifiedFreemium

Open-source AI coding assistant offering autocomplete and chat in IDEs; the company was acquired by Cursor.

775K visits/mo
Refraction.dev logo
Refraction.dev
✓ verifiedFreemium

AI coding assistant for editors and IDEs that explains, refactors, documents, and generates code across 56 languages.

2.8K visits/mo
2.6K visits/mo
Gemini Code Assist logo
Gemini Code Assist
✓ verifiedFreemium

Google's AI coding assistant for code completion, generation, chat and review across IDEs and GitHub.

559K visits/mo
Kane CLI By TestMu AI logo
Kane CLI By TestMu AI
✓ verifiedFreemium

Terminal-native AI tool (Kane CLI) that turns plain-English descriptions into real-Chrome browser test flows.

1.0K saves
Pricing

No public pricing

Hobby: Free (10 code generations, 1 user)
Pro: $8/mo (unlimited generations, editor extensions)
Team: $14/user/mo (multiple members, shared history)

Free trial available

No public pricing

No public pricing

Free: $0/month (200 credits)
Starter: $19/month (2,000 credits, +100% bonus = 4,000 total during launch offer)
Pro: $99/month (10,000 credits, +50% bonus during launch offer)
Core features
  • Open-source AI code assistant
  • Customizable autocomplete
  • In-editor AI chat
  • Community-built coding agent
  • Bug detection and fix suggestions
  • Code and CSS framework conversion
  • Unit test and documentation generation
  • Regex, SQL query, and CI/CD pipeline generation
  • Code explanation and style checking
  • Editor extensions for VS Code, Sublime, JetBrains, Visual Studio
  • Natural language to SQL conversion
  • AI code completion and suggestions
  • Natural-language code generation
  • In-IDE chat assistance
  • AI code review
  • IDE integrations (VS Code, JetBrains, etc.)
  • GitHub integration
  • Natural-language browser flow automation from the CLI
  • Auto-healing and vision-based element detection
  • Integration with a wider agentic test cloud (real devices, visual/accessibility testing)
  • MCP server for connecting AI agents into IDEs
  • Shareable evidence links for pass/fail results
  • Credit-based monthly usage plans
Use cases
  • Get AI code completions while coding
  • Ask questions about code in the editor
  • Build on an open-source coding-agent foundation
  • Generating unit tests for existing functions
  • Refactoring legacy code to modern practices
  • Producing inline documentation automatically
  • Learning new programming languages or concepts via AI explanations
  • Generating SQL queries from text descriptions.
  • Speeding up coding with AI completions
  • Generating code from plain-language prompts
  • Getting in-editor help and explanations
  • Reviewing pull requests with AI
  • Understanding unfamiliar codebases
  • Developers running local end-to-end browser tests from a terminal
  • QA teams automating cross-browser regression checks
  • Teams needing tests resilient to UI redesigns
  • IDE-integrated AI test authoring via MCP
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