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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.

MarsCode logo
MarsCode
✓ verifiedFree

AI-powered IDE with code completion, generation, explanation and debugging, plus a cloud dev environment, for developers.

69K visits/mo
Aider logo
Aider
✓ verifiedFree

Open-source terminal AI pair programmer that edits code in your local git repo and auto-commits, working with most LLMs.

479K visits/mo
Cody logo
Cody
✓ verifiedPaid

Enterprise AI coding assistant that pulls context from an entire codebase to power chat, code edits and debugging.

245K 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
PearAI logo
PearAI
✓ verifiedFreemium

Open-source AI code editor that routes coding tasks to top-performing models and includes an agent for building and fixing projects.

37K visits/mo
Pricing

No public pricing

No public pricing

Enterprise: starting at $16K (includes AI feature credits, scales with team size)

No public pricing

No public pricing

Core features
  • AI code completion and snippet generation
  • Natural-language code generation
  • Code explanation and AI Q&A
  • Automated bug detection and fixes
  • Zero-config cloud development environment
  • Project creation from templates or Git
  • Terminal-based AI pair programming
  • Edits code in your local git repo
  • Automatic git commits with messages
  • Codebase mapping for large projects
  • Works with cloud and local LLMs
  • Voice-to-code, image/web context, lint and test
  • Codebase-aware developer chat
  • AI code completions and inline edits
  • Customizable and shareable prompts
  • Automatic bug identification and debugging help
  • Context filters to exclude sensitive repos
  • Integrates with major code hosts and IDEs
  • AI code completion and suggestions
  • Natural-language code generation
  • In-IDE chat assistance
  • AI code review
  • IDE integrations (VS Code, JetBrains, etc.)
  • GitHub integration
  • Automatic routing to best-performing AI coding models
  • Coding agent for building features and fixing bugs
  • Free desktop download
  • Open-source codebase
  • Project scaffolding for new codebases
  • Deployment integration (planned)
Use cases
  • Writing and completing code faster with AI
  • Onboarding to unfamiliar codebases
  • Debugging and optimizing code
  • Spinning up dev environments in the browser
  • Building features and fixing bugs via AI in the terminal
  • Working on large existing codebases
  • Automating git commits
  • Using local LLMs for private coding
  • Engineers asking questions about an unfamiliar large codebase
  • Teams standardizing common coding tasks with shared prompts
  • Developers debugging errors faster with AI-assisted context
  • Enterprises running large-scale code migrations
  • 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 who currently copy-paste code between ChatGPT/Claude and their editor
  • Makers wanting one subscription instead of several AI tool subscriptions
  • Engineers learning new languages/frameworks with AI assistance
  • Teams wanting an open-source AI-native code editor
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