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Tools · Comparison

Cursor vs Replit vs Upstream AI

All three are code assistant tools. Here is what separates them.

CursorReplitUpstream AI
What it isAI-first code editor built for speed with intelligent auto-completion and codebase understanding.Build and deploy software collaboratively with the power of AI without spending a second on setup.AI-native feature flagging with intelligent rollout decisions, anomaly detection, and auto-rollback. The control plane for safe software delivery.
CategoryCode AssistantCode AssistantCode Assistant
PricingFreemium · $20/moFreemium · $7-$20/moFreemium · $49 - $499/mo
How it billsFlat monthlyFlat monthlyFlat monthly
Free tierYesYesYes
Rating4.8 from 4,500 reviews4.3 from 4,100 reviewsNot yet rated
Features
  • AI-native editor
  • Codebase understanding
  • Multi-file editing (Composer)
  • Inline generation (Cmd+K)
  • Multiple AI models
  • Tab completion
  • Bug detection
  • Natural language editing
  • AI Agent for full app creation
  • Ghostwriter code completion
  • Instant hosting & deploy
  • Multiplayer collaboration
  • 50+ language support
  • Built-in database
  • Version control
  • Mobile coding
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What works
  • Best AI code editor
  • Understands full codebase
  • VS Code compatibility
  • Multiple model support
  • Incredibly fast
  • No setup required
  • AI builds full apps
  • Instant deployment
  • Great for beginners
  • Collaborative
  • Has a free tier, so it can be tried before paying
  • Publishes its price openly — $49 - $499/mo
  • Sits in Code Assistant, one of the better-covered categories here — easy to compare
What does not
  • Subscription required for full features
  • Can be resource-intensive
  • Newer with some bugs
  • Limited free completions
  • Performance limitations
  • Limited for large projects
  • Resource constraints
  • Some features behind paywall
  • 97 other tools in this catalogue claim to do the same job
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