letta
★ 23.0k
vs
engram
★ 150
letta vs engram
letta: Letta is a powerful platform for building stateful AI agents equipped with advanced memory, enabling them to learn and self-improve over time. It provides both a command-line interface for local agent execution and a comprehensive API with Python and TypeScript SDKs for seamless integration into applications.; engram: Engram is a local identity layer for AI tools that stores your profile, preferences, lessons learned, and key decisions as local JSON files. It exposes them through MCP so every AI tool reads the same context, persisting across sessions, tool updates, and switches. 100% local and open source.
01
TL;DR
Choose letta if…Running AI agents locally in your terminal for coding and general tasks.
Choose engram if…Developers: Maintain quality standards, architecture decisions, and lessons across projects.
02
Side-by-Side Comparison
03
Features
letta01Build stateful AI agents with advanced memory
02Agents capable of learning and self-improvement over time
03CLI tool for running agents locally in your terminal
04Comprehensive API for integrating agents into applications
05Support for skills and subagents; fully model-agnostic
engram01Cross-tool identity sharing
02Local-first, private data
03MCP-compatible
04Knowledge inheritance across projects
05Passive knowledge capture
04
Use Cases
letta↳Running AI agents locally in your terminal for coding and general tasks.
↳Integrating stateful AI agents into custom applications using the API and SDKs.
↳Developing self-improving AI systems that adapt and learn continually.
engram↳Developers: Maintain quality standards, architecture decisions, and lessons across projects.
↳Investment analysts: Store reasoning chains for decisions across analyses.
↳System architects: Keep Architecture Decision Records that persist across companies.
05
Best For
lettaMost PopularTrendingEssential
engramTrendingMemory & ContextDev Tooling
FAQ
FAQ
What is the difference between letta and engram?
Both letta and engram are in the Memory & Context category. letta has 23.0k stars, while engram has 150 stars.
Which is better, letta or engram?
The best choice depends on your use case. Choose letta if Running AI agents locally in your terminal for coding and general tasks., and engram if Developers: Maintain quality standards, architecture decisions, and lessons across projects..
Is letta free or open source?
Yes, letta is open source on GitHub (Apache-2.0).
Is engram free or open source?
Yes, engram is open source on GitHub (Apache-2.0).
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