Qdrant vs Letta

FeatureQdrantLetta
CategoryData ToolsAI Agent Frameworks
PricingFree (open-source) + CloudFree (open-source) + Cloud
GitHub Stars21,00013,000
PlatformsLinux, macOS, DockerLinux, macOS, Docker
Features
  • ✓ Vector search
  • ✓ Filtering
  • ✓ Distributed
  • ✓ REST/gRPC API
  • ✓ Rust-based
  • ✓ Long-term memory
  • ✓ Stateful agents
  • ✓ Tool use
  • ✓ Multi-model
  • ✓ Self-editing memory
Tags
vector-dbrusthigh-performanceopen-source
memorystatefulagentsopen-source