letta-ai/letta 0.11.1

v0.11.1

on GitHub

This release adds support for the latest model releases, and makes improvements to base memory and file tools.

🧠 Improved LLM model support

• Added support for Claude Opus 4.1 and GPT-5 models (#3806)
• Added minimal option for reasoning_effort parameter in to LLMConfig (#3816)

🔨 Built-in tool improvements

• Removed optional argument for memory_replace to improve reliability (#3800)
• Make grep tool for files paginated (#3815)