Strong stateful-agent memory platform with MemGPT origins. Good recall and agent persistence, limited governance and orchestration controls.
| Criterion | MemroOS | Letta |
|---|---|---|
| Recall Quality & Eval Maturity | 4.8/5 | 3.8/5 |
| Governed Memory, Audit & Permissions | 4.4/5 | 2.5/5 |
| Memory Model Depth & Typed Tiers | 4.2/5 | 3.5/5 |
| Agent Workflow Integration | 4.5/5 | 3.8/5 |
| Enterprise Deployment & Data Control | 4/5 | 3.2/5 |
| Performance, Latency & Cost | 3.5/5 | 3.5/5 |
| Observability & Self-Improvement | 4.4/5 | 2.8/5 |
| Portability & Open Exits | 4.2/5 | 3.8/5 |
MemroOS scored 84.06/100 versus Letta's 70.58/100 on the Marketplace Agentic Memory Benchmark. MemroOS leads on governed memory, orchestration, and observability. Strong stateful-agent memory platform with MemGPT origins. Good recall and agent persistence, limited governance and orchestration controls.
MemroOS provides multi-tier typed memory (vector, graph, episodic, knowledge, skills), governed orchestration with audit lineage, and an operator NOC console. Letta is a Stateful agent platform with different architectural priorities.
Yes. MemroOS is local-first and self-hostable. Source-available under the PolyForm Small Business license.