Harnesses

Letta Code

Run stateful agents with persistent memory, skills, permissions, and schedules.

3.7K GitHub starsAs of Checked

Where it fits

What you can use it for

Assistants that continue work across sessions.

Control the tools, context and execution loop around an agent.

Before you adopt

What to check for your team

Cloud is the default on first launch; select the local backend if agent state must remain on your machine.

Get help evaluating the fit

Licence and scope

Apache-2.0

Applies to this repository. Dependencies, models, and hosted services can have separate terms.

Read the upstream licence

Support the work

Go directly to the maintainers

Use the project's contribution guidance to report issues, help with documentation or contribute code. Follow any published funding links if you want to support the maintainers financially.

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