Letta vs GPT Engineer

FeatureLettaGPT Engineer
CategoryAI Agent FrameworksAI Code Generators
PricingFree (open-source) + Cloudfreemium
GitHub Stars13,0000
PlatformsLinux, macOS, Docker—
Features
  • ✓ Long-term memory
  • ✓ Stateful agents
  • ✓ Tool use
  • ✓ Multi-model
  • ✓ Self-editing memory
  • ✓ App generation from prompts
  • ✓ React + backend
  • ✓ Iterative editing
  • ✓ GitHub export
  • ✓ One-click deploy
Tags
memorystatefulagentsopen-source
ai-agentcode-generationfull-stackweb-app-builderreact