Devin vs Letta

FeatureDevinLetta
CategoryCoding AssistantsAI Agent Frameworks
Pricing$500/moFree (open-source) + Cloud
GitHub Stars—13,000
PlatformsWebLinux, macOS, Docker
Features
  • ✓ Autonomous coding
  • ✓ Bug fixing
  • ✓ Deployment
  • ✓ Learning from docs
  • ✓ Multi-step planning
  • ✓ Long-term memory
  • ✓ Stateful agents
  • ✓ Tool use
  • ✓ Multi-model
  • ✓ Self-editing memory
Tags
autonomouscodingagentsoftware-engineer
memorystatefulagentsopen-source