Rasa vs Letta

FeatureRasaLetta
CategoryChat InterfacesAI Agent Frameworks
PricingFree (open-source) + EnterpriseFree (open-source) + Cloud
GitHub Stars19,00013,000
PlatformsLinux, macOS, DockerLinux, macOS, Docker
Features
  • ✓ NLU
  • ✓ Dialogue management
  • ✓ Custom actions
  • ✓ Multi-channel
  • ✓ On-premise
  • ✓ Long-term memory
  • ✓ Stateful agents
  • ✓ Tool use
  • ✓ Multi-model
  • ✓ Self-editing memory
Tags
conversationalnlpopen-sourceenterprise
memorystatefulagentsopen-source