Compare providers
Pick up to three. Scores are curated estimates on a 0–10 scale. Lock-in: higher = worse.
| Dimension | Zep | Letta Cloud |
|---|---|---|
| Overall | 7.4 | 7.4 |
| Capability fit | 8.2 | 8.0 |
| Price / performance | 7.0 | 7.8 |
| Latency / reliability | 7.6 | 7.2 |
| Developer & agent DX | 7.8 | 8.0 |
| Privacy / data retention | 7.8 | 7.2 |
| Lock-in risk (higher = worse) | 5.2 | 5.5 |
| Maturity / track record | 7.0 | 6.8 |
| Pricing | As of 2026-10-24 (getzep.com/pricing, fetched 2026-10-24): Temporal knowledge-graph memory (Graphiti). 'Self-serve plans are credit based.' Free: 'Start free with 10,000 credits a … | As of 2026-09-14: Stateful agent runtime (ex-MemGPT). Free tier BYOK + limited agents; Pro ~$20/mo; API plan ~$20/mo + ~$0.10/active agent/mo + tool-exec ~$0.00015/s (secondary/rou… |