Langflow vs Letta

FeatureLangflowLetta
CategoryAI Agent FrameworksAI Agent Frameworks
PricingFree (open-source) + CloudFree (open-source) + Cloud
GitHub Stars35,00013,000
PlatformsLinux, macOS, Windows, Docker, WebLinux, macOS, Docker
Features
  • ✓ Visual builder
  • ✓ Drag-and-drop
  • ✓ Component library
  • ✓ API export
  • ✓ Multi-model
  • ✓ Long-term memory
  • ✓ Stateful agents
  • ✓ Tool use
  • ✓ Multi-model
  • ✓ Self-editing memory
Tags
no-codevisuallangchainopen-source
memorystatefulagentsopen-source