# Letta: Free Open Source Alternative to Supermemory

Canonical: https://caniforkit.com/fork/letta
Last updated: 2026-11-07

Letta (Open Source, Open Source) replaces Supermemory. Build persistent AI agents with continuous memory, scheduled tasks, and multi-channel communication via Slack, Discord, and Telegram, using your own API keys.

## Tool Specifications
- **Tool Name**: Letta
- **Type**: Open Source Project
- **License**: Open Source
- **Official Website**: https://www.letta.com/agent/
- **GitHub Repository**: https://github.com/letta-ai/letta-code
- **GitHub Stars**: ★ 3.8k
- **Runs On**: Self-host
- **Maintenance Status**: nov 2026
- **Platforms**: web, self-hosted, docker to self-host
- **Data Storage**: All application data and configuration live on your own server or local database.
- **Installation**: Clone https://github.com/letta-ai/letta-code or deploy with Docker Compose
- **Setup Requirements**: Deploy via Docker or binary release from GitHub and configure environment variables.
- **The Catch / Limitation**: Requires self-hosting setup, updates, and server maintenance compared to managed Supermemory.

## Paid SaaS Applications Replaced (1)
Replacing these paid tools with Letta saves up to $25/mo ($300/yr) in software subscriptions:

| Replaced Software | Category | SaaS Price | Comparison Guide |
| --- | --- | --- | --- |
| [Supermemory](https://caniforkit.com/supermemory) | [dev tools](https://caniforkit.com/category/dev-tools) | $25/mo | [Compare Supermemory vs Letta](https://caniforkit.com/vs/supermemory-vs-letta) |

## Frequently Asked Questions

### Is Letta free and open source?
Letta is an open source tool licensed under Open Source that runs on self-host. Build persistent AI agents with continuous memory, scheduled tasks, and multi-channel communication via Slack, Discord, and Telegram, using your own API keys.

### What is the trade-off or limitation of using Letta?
Requires self-hosting setup, updates, and server maintenance compared to managed Supermemory.

## Related

- [Self-Hosted Open Source Directory](https://caniforkit.com/self-hosted)
- [All Paid SaaS Alternatives Index](https://caniforkit.com/alternatives)
- [Software Categories Directory](https://caniforkit.com/categories)
- [Homepage](https://caniforkit.com)