# Letta: workflows, use cases, and stacks

> Stateful agent platform for building agents with persistent memory, continual learning, schedules, tools, and local or cloud execution.

- Canonical: https://gptnavi.com/tools/letta
- Official website: https://www.letta.com
- Category: AI agent
- Pricing model: Freemium
- Has free plan: Yes
- Last materially updated: 2026-08-24
- Best for: AI builders, Developers, Operations teams
- Tags: agents, memory, stateful

## Quick answer

Letta is a freemium ai agent option best suited to AI builders, Developers, Operations teams. In the GPTNavi catalog it connects to 1 workflows and 1 compatible stacks.

## Workflows using Letta

- [Persistent founder agent with memory boundaries](https://gptnavi.com/workflows/persistent-founder-agent-with-memory-boundaries) — Create a helpful founder agent that remembers approved preferences and recurring work while keeping memory, permissions, and external actions under review.

## Compatible stacks

- [Persistent Founder Agent Stack](https://gptnavi.com/stacks/persistent-founder-agent-stack) — A privacy-aware stack for a founder's recurring research, planning, and follow-up work, with inspectable memory and action boundaries.

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