Letta vs Helicone

FeatureLettaHelicone
CategoryAI Agent FrameworksMLOps
PricingFree (open-source) + CloudFree + Pro plans
GitHub Stars13,0003,000
PlatformsLinux, macOS, DockerWeb
Features
  • ✓ Long-term memory
  • ✓ Stateful agents
  • ✓ Tool use
  • ✓ Multi-model
  • ✓ Self-editing memory
  • ✓ Request logging
  • ✓ Cost tracking
  • ✓ Latency monitoring
  • ✓ Prompt management
  • ✓ User tracking
Tags
memorystatefulagentsopen-source
observabilitymonitoringcostsopen-source