Letta Code (www.letta.com)

Letta Code, a new memory-first coding agent, has been launched to enhance the way coding agents learn and operate over time. Unlike traditional coding agents that function in isolated sessions, Letta Code employs long-lived agents that retain experiences across interactions, refining their skills and understanding based on accumulated context. This innovation allows agents to learn from user feedback and outcomes, significantly enhancing their performance and adaptability. The introduction of commands like `/init` for project initialization and `/remember` for ongoing learning facilitates a dynamic user experience that prioritizes continual improvement. This development is significant for the AI/ML community as it positions Letta Code as the leading model-agnostic open-source (OSS) coding harness, outperforming previous model-agnostic tools and competing with proprietary systems like Claude Code and Codex CLI. By implementing agentic context engineering and memory mechanisms, Letta Code enables coding agents to not only persistently learn but also develop transferable skills that can benefit future tasks. Moreover, its success on TerminalBench highlights the potential for broader application across different AI models, reinforcing the idea that agents capable of maintaining substantial memory can surpass single model capabilities, thereby revolutionizing coding and development workflows.