Home / Open source / letta

letta

letta-ai/letta · Framework · Coding

Platform for stateful agents: AI with advanced memory that can learn and self-improve over time.

Verified via GitHub API

  • llm
  • llm-agent
  • ai
  • ai-agents

Data from GitHub API, refreshed Oct 17, 2026

Stars
25168
Forks
2648
License
Apache-2.0
Last commit
Sep 10, 2026
Latest release
0.16.8
Release date
May 14, 2026
Contributors
155
Open issues
0

Works with — from README

Source: README.md keyword match (stated in README)

letta FAQ

Is letta free?

letta is open source under the Apache-2.0 license. Hosted services and infrastructure may have separate costs.

How popular is letta?

letta has 25168 GitHub stars as of Oct 17, 2026.

Is there a hosted version of letta?

A hosted alternative for letta is unknown (—) in this data.

What does letta work with?

README-stated compatibility for letta is unknown (—).