Letta Code
Stateful agent harness with persistent, self-editing memory and skills; runs as a CLI, desktop app, on the web and in Slack, Telegram and Discord.
- License
- Apache-2.0
- Platforms
- Windows, macOS, Linux, CLI, Web
- Own API keys
- Yes
- Checked
- 2026-09-24
Letta Code works with OpenAI-compatible APIs. Grab a free key and a model from the catalog: for coding · for agents · providers and base URLs
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FAQ
Is Letta Code free?
Letta Code is Apache-2.0 and can run fully locally with Ollama or LM Studio or with your own keys; the Letta platform free plan allows 3 stateful agents.
Does Letta Code work with free models?
Yes. It supports your own keys and OpenAI-compatible APIs, so you can plug in free models from OpenRouter, Groq, NVIDIA Build, or a local Ollama.
What license does Letta Code use?
Apache-2.0. The source code is open.