Letta documentation
by Letta
Explore documentation for agents that keep state across interactions.
Letta describes persistent agents and tools for managing their context and memory. Use the docs to understand what is stored and how it is updated, rather than assuming persistence alone guarantees accurate recall.
- Level
- Intermediate
- Models
- any
- Category
- Context Engineering
- Tags
- Source date
- date not stated
- Added
- 2026-10-18
- Last verified
- 2026-10-18
- Status
- ok
- Prerequisites
- Assumes basic LLM familiarity or the ability to read examples and configure a workflow.
- Subcategory
- memory
- Region
- West
- Original language
- en
- Access
- free
- Resource reuse
- closed: No general open-reuse grant established from the inspected page. Closed is the conservative index bucket, not a legal finding; the resource is publicly readable. Facet definitions
Summary in our own words. Rights remain with the original creator. Credit and correction policy.