Comparison
MemoClaw vs Letta
Letta (formerly MemGPT) provides stateful AI agents with built-in memory management. Compare their full-framework approach against MemoClaw's focused memory API.
Feature Comparison
| Feature | MemoClaw | Letta |
|---|---|---|
| Setup | ||
| Signup required | ✗ | ✓ |
| API keys required | ✗ | ✓ |
| Architecture | ||
| Standalone memory API | ✓ | ✗ |
| Full agent framework | ✗ | ✓ |
| Features | ||
| Context repositories | ✗ | ✓ |
| Conversations API | ✗ | ✓ |
| Semantic search | ✓ | ✓ |
| Importance scoring | ✓ | ✗ |
| Immutable memories | ✓ | ✗ |
| Namespace isolation | ✓ | ✓ |
| Integrations | ||
| Works with any agent | ✓ | ✗ |
| MCP server | ✓ | ✗ |
| CLI tool | ✓ | ✗ |
| OpenClaw skill | ✓ | ✗ |
| Deployment | ||
| Open source | ✗ | ✓ |
| Payments | ||
| Crypto payments (x402) | ✓ | ✗ |
Pricing
MemoClaw
$0.005/call (store, recall, update). Free tier: 100 calls. No subscription.
Letta
Open source (self-host) + Letta Cloud (usage-based).
Why choose MemoClaw over Letta?
- →Memory-only service — doesn't lock you into a framework
- →Works with OpenClaw, Claude Code, Cursor, any HTTP client
- →No signup, no API keys — wallet is your identity
- →Simpler mental model: store text, recall by meaning
- →No infrastructure to deploy or manage
The Verdict
Letta is a full agent framework — great if you want an opinionated stack. MemoClaw is a memory service that works with ANY agent. If you already have an agent (OpenClaw, Claude Code, custom), MemoClaw adds memory without changing your stack.
Ready to try MemoClaw?
100 free calls. No signup. No API keys.