Stateful AI agent platform and open-source framework for building language-model agents with persistent memory, tool use, and long-running state.

Recent stories
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releasePRIMARY2026-05-22
Letta Code adds embedded local server with Ollama and LM Studio support
Letta Code can now run fully locally with an embedded server, removing the login and Docker requirement while keeping memory sync via `/memory-repository`. That gives developers a local-first agent harness with optional Ollama and LM Studio support instead of forcing everything through Letta’s hosted API.
newsSECONDARY2026-04-08
GLM-5.1 lands on Modal, Together AI, Letta Code, and Tembo
Providers and agent platforms added GLM-5.1 endpoints across Modal, Together AI, Letta Code, Tembo, and Tabbit, with free trials, no-key access, and 99.9% SLA options. Use the new hosting options to test the model for coding and long-horizon agent workloads without waiting on self-hosting.